101. Highlights of the 1958 Marching Hundred and the Marching Hoosierettes (41:29)

Date:
1959
Summary:
Reviews the pre-game and half-time performances of the Indiana University Marching Hundred and Marching Hoosierettes during the 1958 football season. Includes the program of the 1958 High School Band Day. Performances from the Miami (Ohio) University game, High School Band Day, Michigan State game.

102. History brought to life (10:01)

Date:
1950
Summary:
One in a series of twelve, one-reel films designed to present behind-the scenes activities of the motion picture industry. This film describes the breadth of research which goes into authenticating details of historical motion pictures, illustrated by scenes of the storming of the Bastille and famous volcanic eruptions. Pictures Marco Polo, Cleopatra, Thomas Edison, Louis Pasteur, Johann Strauss, and other memorable figures in characteristic settings.

103. Home cookery of fish (11:31)

Date:
1946
Summary:
With close-up photography of cod fillet, habibut steak, and whole dressed white fish, demonstrates three basic methods for cooking fish at home, boiling, and baking. Illustrates the use of garnishes to give eye-appeal and added nutritive qualities to fish when it is served.

104. Home electrical appliances (11:05)

Date:
1944
Summary:
Animated drawings explain the principles involved in the operation of the electric iron, fluorescent lighting, and the refrigerator. Alternating current is used in all scenes involving the flow of electrons. The principles of the thermostat are given detailed study. The maintenance of electric motors is illustrated in connection with the vacuum cleaner.

105. Hoosier promenade (10:37)

Date:
1957
Summary:
Demonstrates through slow motion and natural photography the positions and movements of the "Hoosier Promenade." Opens with a group of eight dancers performing the introduction to the dance. Shows each pair of dancers, identified by a number, demonstrating the different parts of the dance and how each step flows smoothly into the next. Concludes with the performance of the dance to a record.

106. Hormonal coordination 2 : the thyroid and parathyroid (30:31)

Date:
1962
Summary:
A credit course in The New Biology, a presentation of Learning Resources Institute, Columbia Broadcasting Systems, in conjunction with the American Institute of Biological Sciences. The course is planned to include the results of recent research findings in the biological sciences and to reflect the recommendations of professional organization interested in biology education. This installment discusses the thyroid and parathyroid glands.

107. Hormonal coordination 3 : the adrenals (30:06)

Date:
1962
Summary:
A credit course in The New Biology, a presentation of Learning Resources Institute, Columbia Broadcasting Systems, in conjunction with the American Institute of Biological Sciences. The course is planned to include the results of recent research findings in the biological sciences and to reflect the recommendations of professional organization interested in biology education. This installment discusses the function of adrenal glands in the human body.

108. Hormonal coordination I (30:09)

Date:
1962
Summary:
Integration of life processes in animals: an evolutionary approach with emphasis on the veterbrate; reception and transmission of information, and responses; receptors for light, sound pressure, etc; transmitters –chemical and nervous systems in detail; responding systems –under hormonal and nervous control; temperature control in animals; biochemical aspects will be considered whenever appropriate.

109. Hormonal coordination IV (30:27)

Date:
1962
Summary:
A credit course in The New Biology, a presentation of Learning Resources Institute, Columbia Broadcasting Systems, in conjunction with the American Institute of Biological Sciences. The course is planned to include the results of recent research findings in the biological sciences and to reflect the recommendations of professional organization interested in biology education. This episode discusses the function of the pituitary gland.

110. Hormonal coordination V (30:10)

Date:
1962
Summary:
Dr. Ray Koppelman discusses hormone activity in mammals, including androgens, estrogens, progesterone, and gonadotropins.

111. Hospital maternity care : family-centered (29:25)

Date:
1964
Summary:
This film, designed primarily for members of the medical, nursing and allied hospital professions, portrays an experiment in maternity care which is being conducted in the obstretical division of St. Mary's Hospital, Evansville, Indiana.

112. Housing in Scotland (14:52)

Date:
1945
Summary:
Shows examples of permanent and temporary houses planned by the Scottish Housing Advisory Committee and based on opinions of service men and women, and factory workers during World War II.

113. How green plants make food (13:48)

Date:
1961
Summary:
Uses animation, microphotography, and live action to show how green plants make food in the process of photosynthesis. Explains that as scientists study the processes involved in photosynthesis they may some day be able to duplicate the work of plants and make more efficient use of plants.

114. How honest are you? (14:16)

Date:
1950
Summary:
Bob returns to the basketball locker room for the whistle needed in practice. Don sees Bob searching Ben's pockets and tells the gang that Bob is a thief. At skill practice Coach Barker, in questioning the boys, brings them to realize that jumping at conclusions is dangerous, and that good intentions are not the same as truth.

115. How Indians build canoes (10:34)

Date:
1948
Main contributors:
Crawley Films, Canadian Geographic Society
Summary:
Algonquin Native Americans demonstrate the building of an authentic birch bark canoe, using only materials supplied by the forest, and showing how a Native American ancient craft has been passed on from father and mother to son and daughter.

116. How machines help us (13:02)

Date:
1962
Summary:
Introduces basic principles of the lever, wheel and axle, pulley, inclined plane, wedge, and screw, and shows common usage of each. Shows the crowbar as a lever, and shows a doorknob as an example of a wheel and axle. Pictures the raising of the flag to illustrate the use of a pulley. Shows stairs as an example of an inclined plane, pictures carpenters driving nails as wedges, and presents the operation of an auto jack as an example of a screw.

117. How many stars (11:07)

Date:
1954
Summary:
Emphasizes the vastness of space and the extremely large numbers of stars in known galaxies. Uses drawings and photographs to compare the sizes of the sun and planets and to discuss the distance of the nearest star, the shape of our galaxy, and the millions of stars within it.

118. How much cooperation? (06:57)

Date:
1956
Summary:
Presents for discussion is supervisory training sessions the problem of a supervisor who leaves the office promptly but tells his clerical workers that they must work overtime, and who later criticizes the girls when they refuse to volunteer to work on Saturday.

119. How seeds are scattered (10:27)

Date:
1957
Summary:
Illustrates and explains the many different ways in which seeds are dispersed--by animals, by the wind, and by water. Points out that only a very few live to grow into plants.

120. How the eye functions (12:04)

Date:
1941
Summary:
Shows the functions of the various parts of the eye by diagrammatic drawings and explanatory notes. A classroom film.

121. How to make handmade lantern slides (1:04:57)

Date:
1947
Summary:
Demonstrates the production and utilization of seven types of 3 1/4" x 4" handmade slides by teachers and pupils in various school situations. Stresses sources of picture material and special production techniques, such as the placement of the copy, its size, the use of a margin guide, and binding techniques.

122. How to make potato prints (12:19)

Date:
1955
Summary:
Shows how to cut, paint and stamp potato dies in order to make potato prints for use in decorating various types of paper. Describes varieties of texture, form, and color. Discusses the selection and care of tools with regard for economy, utility, and safety.

123. Howdy Doody's Christmas (08:57)

Date:
1951
Summary:
It's Christmas Eve and Santa hasn't come yet, so Buffalo Bob Smith, Howdy, and Clarabell The Clown (Bob Keeshan soon-to-be "Captain Kangaroo") decide to take the Rocket Doodle as transportation and head for the North Pole to see what's happened to Santa. When they get there they find out that "Ugly Sam" (Dayton Allen later of "The Steve Allen Show") thinks that Santa is the "Bearded Bandit" and has captured him. So, it's up to Howdy and the Crew to prove differently.

124. I never catch a cold (10:56)

Date:
1947
Summary:
Shows how George, who always boasted that he didn't catch colds, gets sick with one on the day of the big game. He finally learns his lesson.

126. Impressionism (06:52)

Date:
1957
Summary:
Describes the main characteristics of impressionism and contrasts it with the art that prevailed in the era which preceded it. Stress is placed upon impressionism's major characteristics including elimination of details and use of color to produce optical effects in which colors are mixed by the eye. Special attention is given to coloring techniques used in painting such as use of colored dots rather than solid color areas.

127. Improving your posture (10:31)

Date:
1949
Summary:
Explains what good body posture is, and a man and a woman demonstrate exercises for improving muscle tone. The value of good shoulder position and a well arched foot is also described and illustrated.

128. In and around Amsterdam (10:09)

Date:
1949
Summary:
Surveys the city of Amsterdam and the surrounding countryside. Shows typical sights and important buildings, residential areas, contrasting village scenes, and the shipping industry. | Surveys the city of Amsterdam and the surrounding countryside. Shows typical sights and important buildings, residential areas, contrasting village scenes, and the shipping industry.

129. In The Wake Of The Armies... (16:31)

Date:
1944
Summary:
Briefly explains the purpose of the United Nations Relief and Rehabilitation Administration (UNRRA) and shows President Roosevelt signing the agreement that led to its formation. Through scenes of war-ravaged Europe, families fleeing their homes and ruined cities, this film shows the necessity of UNRRA to provide food and medical supplies to countries in need. Focuses on the importance of relief work throughout Europe to build a stable post-war future.

130. In this crisis : Trenton, 1776 (21:16)

Date:
1953
Summary:
Teaching Film Custodians abridged classroom version of an episode of the DuPont sponsored Cavalcade of America television series, "In This Crisis" (season 1, episode 7), which aired December 24, 1953 on NBC-TV. This historical drama features John Honeyman, butcher and American patriot, who, pretending to be a Tory, spies on the Hessions to gain military intelligence, which informs Washington's decision to cross the Delaware and attack the Hessions in the December, 1776 battle at Trenton.

131. Inbreeding and heterosis (29:48)

Date:
1959
Summary:
Discusses the effect of various levels of inbreeding (self-fertilization, sib matings, half-sib matings, cousin marriages) upon making heterozygous genes homozygous with the consequent loss of vigor. Presents data for the increased risk of genetic defect from cousin marriage in studies of phenylketonuria, of a Japanese population and a French population. The concept and estimation of lethal equivalents are given. Shows how increases in heterozygosity increase vigor (heterosis); hybrid vigor in corn in described in detail. Lecture given by Dr. J. F. Crow.

132. Independent Segregation (30:03)

Date:
1959
Summary:
Demonstrates independent segregation by different pairs of genes using Mendel's data. Emphasizes the chromosomal activities during meiosis which are responsible for independent segregation. Describes the Punnett Square and the branching track methods of combining gametes at random. Discusses test crosses and linkage (as the exception to independent segregation), and shows that independent segregation proves the separability of the germ plasm into many gene pairs. Depicts the role of genetic recombination in speeding the process of evolution. Lecture by Dr. E. Altenburg.

133. Indian Hunters (08:11)

Date:
1948
Summary:
Pictures two modern-day Canadian Indians scouting for new hunting and fishing grounds for their tribe. They track moose and meet a huge Canadian black bear as they move cautiously through virgin forests and lakes in their native north country.

134. Installing Conduit (24:28)

Date:
1945
Summary:
Shows how to plan the job; how to bend electrical metallic tubing; how to install the metallic tubing runs; how to bend rigid conduit; how to install rigid conduit runs; and how to use flexible conduit.

135. Installing surface metal raceway (21:15)

Date:
1945
Summary:
Shows how to plan the job; how to use molding raceway fittings; how to install a molding raceway run to a ceiling outlet; how to install a run from a ceiling outlet to a wall switch; how to install a run from a ceiling outlet to a wall fan; and how to install a run to a floor outlet.

136. Interpreting test scores realistically (17:15)

Date:
1961
Summary:
Demonstrates use of standard error, comparison of scores with test norms in interpretation of test scores, and use of percentile bands rather than points. | Presents a lecture by Dr. Scarvia B. Anderson, who demonstrates two important principles of test interpretation--(1) any test score is only an estimate of a student's ability, and (2) percentages are meaningful only if the characteristics of the group on which norms are based are known. Golf pro Ernie Pognotta helps to show similarities in basic principles of measurement in golf and in test scores. Dr. Anderson emphasizes that meaning comes from comparison in interpreting test scores.

137. Interspecific hybridization and its consequences (29:44)

Date:
1959
Summary:
Pictures reproductive isolation originating through interspecific hybridization, via amphyploidy (radish-cabbage, new world cottons, goatsbeard species), and by means of introgression (tobacco, rose family, maize-teosinte), and by the direct recombination of the products of crossing and the establishment of recombinations (larkspur). Specifies ways in which natural selection can aid reproductive isolation directly or indirectly. Depicts hybridization as a powerful stimulus in species formation and as a valuable experimental tool for the study of the genetic basis for species differences. Lecture given by Dr. G. L. Stebbins.

138. Into the known (27:38)

Date:
1960
Summary:
An interpretive report on American schools which dramatizes the importance of the printed word in teaching and learning. Uses visual techniques--including a scene from Romeo and Juliet and a description of the workings of the cosmos--to portray many facets of the learning process as evidenced in both elementary and high school classrooms.

139. Introduction to Music Reading (11:52)

Date:
1962
Summary:
Uses animation to compare written music symbols with written words and emphasizes that music is a written language with its own symbols. Introduces the five-line staff and the G clef as the basic structures upon which music is written. Shows how to develop pitch memory, introduces a basic rhythmic and tonal vocabulary, and combines these vocabularies into songs.

140. Introduction to optics (23:18)

Date:
1959
Summary:
Deals with the approximation that light travels in straight lines and shows four ways in which light can be sent--diffraction, scattering, refraction, and reflection. Diffraction is shown using point light sources, a wide screen, and a variable slit. Scattering is observed in a smoke-filled box. Refraction and reflection are shown using an optical tank and also an under-water camera to observe the appearance of several swimmers sitting alongside the pool; effects illustrated include image displacement, the critical angle, and total internal reflection. Concludes with the problem of why the images produced by three pinholes merge into one when intercepted by a lens. Demonstrations by Elbert R. Little, PSSC.

141. Introduction to student teaching (18:42)

Date:
1950
Summary:
Dramatizes the experiences of three beginning student teachers. Suggests getting well acquainted with the school, its personnel, and its policies; becoming accustomed to handling routine classroom matters; becoming familiar with a wide variety of instructional materials, their preparation, and their use; and learning as much as possible about the pupils.

142. Ionization and ionic equilibrium (16:09)

Date:
1960
Summary:
Uses animation and laboratory demonstrations to explain the formation of ions in ionization and the effects ions produce. Presents hydrochloric acid as a typical electrolyte that ionizes in water permitting the solution to conduct an electric current. The polarity of the water molecule is illustrated and valance, electrovalance, and the effect of ionization on the boiling and freezing points of solutions are explained.

143. It's Everybody's Business (20:14)

Date:
1954
Summary:
Uses animation to describe the economic principles underlying our private, competitive economy. Identifies the major forces that threaten its efficient operation and shows the close interrelationship between the freedoms enjoyed by the citizen and the continued functioning of a free economic system.

144. It's Up to Us (11:18)

Date:
1941
Summary:
Focuses on the conservation of important natural elements such as rubber, oil and metal needed to support the U.S. Victory Program. Viewers are shown various ways in which they can change daily habits to get the most out of these materials.

145. It's wonderful being a girl (20:06)

Date:
1966
Summary:
This older film is directed to young girls. Using diagrams, it helps them learn about menstruation and gives them a healthy understanding of the physical and emotional changes that occur in growing up.

146. Jack Visits Costa Rica (10:28)

Date:
1947
Summary:
Tells the story of a boy's trip to visit friends in Costa Rica. He lives in the home of an upper-class Costa Rican family, sharing their life and activities. He goes to see the public schools, the city market, native animals in the zoo, and the large plantations. Emphasizes the similarities and differences between life in Costa Rica and the United States.

147. Japs bomb U.S.A.! (10:23)

Date:
1942
Summary:
"Newsreel pictures of the attack of Dec. 7, 1941, on Pearl Harbor. Closes with America's ringing answer to the enemy challenge." (War Films Bulletin of the Extension Division Indiana University, February, 1943, 5). This American newsreel portrays the attack on Pearl Harbor and the aftermath of the strike. Includes footage of President Franklin D. Roosevelt's December 8th "Infamy" speech in front of a joint session of Congress.

148. Jet and rocket engines (11:22)

Date:
1961
Summary:
Traces the history of jet and rocket engines and diagrams the principles on which they operate. Begins with Hero's model of a steam jet and continues by showing simplified uses of the principle in a rocket toy, a balloon, and a lawn sprinkler. Further diagrams the operation of the reaction engine in a ramjet pulsejet, and turbojet. Shows a cutaway of a turbojet engine and explains its modifications with a ramjet afterburner or a turbo prop. Points out that the difference between jet and rocket engines is that the rocket carries its own oxygen enabling it to fly outside the atmosphere.

149. John Piper (30:58)

Date:
1955
Summary:
Describes John Piper as a Romantic painter of landscape, architecture, and the sea, and shows him making sketches which he later transfers to canvas in his studio. Compares actual scenes of different subjects with Piper's interpretation of them, and depicts his feelings for the abstract. Pictures his stained glass windows and state designs, and illustrates his method of making an etching. (BBC) Film.

150. Joining and gluing (14:30)

Date:
1956
Summary:
Explains the principles and demonstrates procedures and materials for joining and gluing wood, emphasizing the mortise-and-tenon and edge-to-edge joints. Shows procedures for application of glue and the use of clamping tools in gluing.

151. Journey to Kunming (28:54)

Date:
1949
Summary:
Shows the economic life and activities of the people in the Kunming area of Yunnan Province, at the end of the Burma Road. Pictures agriculture, transportation, conditions of life, and the methods of labor and industry of the people in this congested area. Contrasts the lot of the worker and peasant, who uses outmoded methods and gains a pitiful living, with the life of the people in the cosmopolitan center of Kunming.

152. Juan y su burrito (10:40)

Date:
1960
Summary:
A story about a Mexican boy and his donkey is used in depicting the characteristics of rural life in Mexico and in emphasizing the importance of helping others. Educational collaborator, William G. Brink.

153. Keeping Your Car Fit (11:18)

Date:
1945
Summary:
Explains why a weekly checkup on tires, battery, engine oil, and radiator is necessary; why tires should be crisscrossed; why a car should be lubricated regularly and the engine oil and gear lubricants changed; why the oil filter elements should be replaced regularly; and why the cooling system should be inspected periodically.

154. Korea today (19:22)

Date:
1948
Summary:
Describes Korea in 1948, when the U.S. Army was establishing a sound government there. Shows the Japanese being returned to Japan and the repatriation of Koreans. Sequences on education, health, the police system, and transportation emphasize the democratic influences.

155. Labor and childbirth (16:05)

Date:
1951
Summary:
A young couple expects their first child. Shows onset of labor, the trip to the hospital, call to doctor, admission to maternity ward, routine preparations for delivery including instructions to mother, and normal birth of child. Stresses the assumption that fear stems from lack of knowledge.

156. Learning from class discussion (10:24)

Date:
1950
Summary:
Analyzes the elements of a good discussion; stresses the value of properly phrased questions that stimulate thought and lead to new avenues of discussion within the major question; and shows how discussion helps to clarify ideas and provide an interchange of information.

157. Life, time and change : life on other planets (28:34)

Date:
unknown/unknown
Summary:
Points out that there are possibly 30,000 solar systems which have conditions suitable for life. Illustrates how the spectroscope can determine the temperature, composition, and other information about distant stars by analyzing their light. Describes how mathematics and the various sciences help predict that life on other planets would be comparable to that found on earth.

158. Light Perception (30:19)

Date:
1962
Summary:
Dr. George Wald discusses visual functions, including the chemical construction of the eye.

159. Liszt and his music (12:59)

Date:
1957
Summary:
Dramatizes parts of Liszt's life from a young boy to his last days as a teacher. Shows by animated maps, still pictures, and dramatization the places where he lived or performed, the people he knew, and the times in which he lived. Explains many things that influenced Liszt's music and presents excerpts of his music with special attention to Les Preludes.

160. Locating and repairing leaks (17:04)

Date:
1947
Summary:
Shows how to use the gage manifold in building leak-testing pressures in a domestic refrigerator; how to test for sulphur dioxide and methyl chloride leaks; how to use the halide torch to locate freon leaks; and how to repair several types of leaks.

161. Major area of speech : consonant (SH)-4 (27:34)

Date:
1974
Summary:
Demonstrates teaching devices which can be employed to help the deaf pupil with step 1 of learning to pronounce the SH sound: three devices for tongue blunting, one device for keeping the tongue tip placement centered during blunting, and three devices for maintaining a high wide tongue during blunting.

162. Major area of speech : consonant : (SH)-3, part 3 (09:23)

Date:
1974
Summary:
Stresses the practice of the learned skill, proper tongue blunting, as a first step in learning "SH". Shows the pupil, now correct approximatley 75% of the time, being given a homework assignment, with his parents evaluating his practice.

163. Major area of speech : consonant : (SH)-7 (14:20)

Date:
1974
Summary:
Sets forth the incorporation of "SH" into words. Takes five nuclei words through Face A of the speech model. Demonstrates work on the first word, "she," from "Presentation, Imitation, and Production Stages" including carry-over devices and no-error level of practice. Uses one teaching device to review "SH" in isolation as well as one GLGSP in the language area.

164. Major area of speech : consonant : SH 10 (09:55)

Date:
1974
Summary:
Focuses on "CH" and "J" at Face C of the speech model through the GLGSP in classroom situations as the sounds arise incidentally in words. Shows the pupil working at the "Production Stage" of "CH" and the "Presentation Stage" of "J". Concludes the learning session, which began at Face A when the pupil started the in-depth work on "SH" as a single sound.

165. Major area of speech : consonant : SH 8 (10:48)

Date:
1974
Summary:
Works on the second nucleus word, "show", on Face A of the speech model through the "Production Stage". Shows evaluation and practice on all five nuclei words at the no-error level of practice at the "Production Stage" of Face A. Includes one GLGSP expanding language.

166. Major area of speech : consonant : SH 9 (08:53)

Date:
1974
Summary:
Presents the teacher collecting evidence of correct automatic production of all five nuclei words in general speech situations. Transfers skills learned on Face A to all words containing "SH" at Face B of the speech model. Follows the pupil as he progresses to Face C of the speech model, generalizing skills from Face A and B to analogous areas of speech, in this case the correct pronunciation of "ZH", "CH", and "J". Shows the pupil working at the "Presentation Stage" of Face C for "ZH" through the GLGSP.

167. Major area of speech : words : you're welcome 1 (11:16)

Date:
1974
Summary:
Assesses the automatic and conscious production of a phrase. Depicts a teacher using the synthetic approach to begin a correction of the "whole" word, "welcome". Observes the child moving from "Presentation Stage" to "Imitation Stage" of Face A of the speech model. Examines the ability of the pupil to discriminate the difference in accent between her production (wel kum) and the correct accent (wel km). Shows the teacher using a discriminating activity, interweaving touch, vision, and auditory discrimination.

168. Major area of speech : words : you're welcome 2 (10:56)

Date:
1974
Summary:
Continues synthetic practice of the "whole" word, "welcome", narrowing to analytic work on the second syllable (km). Shows the teacher shaping (km) toward correctness: weak form of the syllable, i.e., soft, short, nasal emission on (km). Then pupil works at the "Presentation and Imitation Stages" on Face A of the speech model.

169. Major area of speech : words : you're welcome 4 (10:47)

Date:
1974
Summary:
Continues to practice, as well as working on the whole phrase incidentally. Evaluates the automatic production of the entire phrase. Includes five examples of use of the General Language: General Speech Pattern unrelated to specific work on (km).

170. Major area of speech : words : you're welcome 5 (10:43)

Date:
1974
Summary:
Demonstrates the incorporation of the "part" (weak second syllable) back into the "whole", "Welcome." Depicts the teacher attempting to get proper intonation on the word through (a) shaping and (b) general practice. Presents an assessment of the automatic production of the phrase.

171. Major area of speech : words : you're welcome 6 (10:42)

Date:
1974
Summary:
Examines carry-over practice involving habituation of the correct accent and intonation of the entire phrase. Demonstrates carry-over practice given through the General Language: General Speech Pattern by the teacher in the language lesson, by other teachers in a nursery school, and by parents at home. Concludes with a pupil automatically using the phrase correctly in a general situation.

172. Major areas of speech : words : you're welcome, 3 (13:47)

Date:
1974
Summary:
Continues the shaping of the production of the element (km) to become weak. Depicts a pupil achieving a second approximation [making (km) very short], and later moving from High-Error to Low-Error to No-Error practice. Demonstrates the General Language: General Speech Pattern.

173. MDPI home movie (04:37)

Date:
2018
Summary:
Limited to a Bolex, a tripod, a light meter, and 100 feet of Kodak 16mm B&W reversal film, we captured the film digitization phase of the Media Digitization and Preservation Initiative (MDPI) at Indiana University in Bloomington, IN. The film was shot in chronological order of the MDPI film digitization process and all editing was done in camera.

174. Mermaid's paradise (09:56)

Date:
1945
Summary:
A study of aqua-sports using underwater photography. Including swimming, synchronized diving,

175. Molding a horizontal cored part (21:54)

Date:
1945
Summary:
Use of a horizontal core, a split pattern, chaplets, and chaplet supports; how to gate a mold for rapid pouring of a thin casting; and how to clean a casting.

176. Molding with a gated pattern (11:17)

Date:
1944
Summary:
Shows what a gated pattern is and why it is used, how a match or follow board can simplify making a parting, how facing sand is prepared and used, and how and why some patterns are rapped.

177. Molding with a loose pattern (floor) (24:04)

Date:
1945
Summary:
Shows the difference between bench and floor molding, how to face a deep pattern, ram a drag and walk it off, clamp a mold, locate sprues and risers, and tuck the crossbars of a large cope.

178. Molding with a three part flask (34:59)

Date:
1945
Summary:
Shows how to use a deep follow board; the technique of facing, ramming, and venting a deep green sand core; how to use a cheek in a three-part flask; and the purpose and method of step-gating.

179. Mystery mammals of twilight (30:28)

Date:
1957
Summary:
Tells the life story of bats. Shows live bats and pictures a bat's voice of and oscillograph. Explains how bats navigate by echolocation or sonar. (WGBH-TV) Kinescope.

180. Northwest by air (15:16)

Date:
1944
Summary:
Shows how Canada's northwest airlines have conquered the almost impenetrable natural barriers of rivers and mountains on the Pacific coast. Reveals how air bases were built, supplied, and serviced during World War II. Shows the city of Edmonton as a gateway to the new North, to Russia, India, China, and the Orient.

181. Our teeth : their growth and structure (11:56)

Date:
1947
Summary:
Stresses the importance of teeth in the digestive system, identifies and explains the purposes of the different teeth, and shows tooth development from infancy, the structure of teeth, how tooth decay starts, and the necessity for correct diet. A classroom film.

182. Oxygen (11:07)

Date:
1947
Summary:
Presents several experiments to illustrate the characteristics of oxygen, including the effects of free oxygen upon mice and a lighted candle, the separation of liquid oxygen from liquid air, the breakdown of water by electrolysis, the freeing of oxygen from mercuric oxide by a catalyst, and the action of spontaneous combustion.

183. Parent to child about sex (29:36)

Date:
1966
Summary:
Shows parents how to teach facts and attitudes about sex. Concerned with when, how and the way sex facts are taught.

184. Plant and animal partnerships (29:48)

Date:
1957
Summary:
There are many partnerships in nature where two plants may help each other, or a plant and animal may mutually benefit one another, or where two animals may contribute to each other’s welfare. You will see on this program an example of each. The lichen, a common plant, looks like one individual, but really consists of two kinds of plants living together. You will see this story through the microscope. And you will see the story of cross-pollination, in which bees and insects take nectar from the flowers and in so doing transfer pollen from one flower to another. Ever look inside a wood eating termite? You will and with a microscope to see a story of mutual benefit. Inside the termite lives a host of one-celled animals which assist the termite in digesting the cellulose in the wood he consumes. (WGBH-TV) Kinescope.

185. Platform posture and appearance (09:22)

Date:
1949
Summary:
Stresses the importance of appearance to a speaker's self-confidence and good audience reaction. Uses cartoon characters to show types of poor posture. A man preparing his first speech demonstrates balance and proper techniques of posture and movement. Reviews the suggestions made.

187. Prenatal care (21:05)

Date:
1952
Summary:
Portrays three pregnant women through the nine-month period. Recommended exercise, clothing, diet and reportable symptoms are shown.

188. Quadrilaterals (12:51)

Date:
1944
Summary:
Illustrates and explains the chief properties of the important quadrilaterals such as the parallelogram, rectangle, rhombus, square, trapezoid, and trapezium.

189. Radio and television (11:29)

Date:
1940
Summary:
Indicates the preparation necessary for entrance into radio work, stressing a strong foundation in science and mathematics. The development of personality and a cultural background is stressed. Gives an overview of radio and its present importance and the application of radio principles to public address systems, sound reproduction, and television.

190. Railroad rhythms (10:25)

Date:
1954
Summary:
Records the activities and sounds in a freight yard upon the arrival of a freight train. Portrays a turntable in operation, a steam locomotive in a roundhouse for servicing, a diesel engine moving through an automatic washer, and the reassembling of cars into a new train. A recording of the film-sound and music accompanies the film.

191. Ratio and proportion (13:20)

Date:
1947
Summary:
Uses such situations as computing a baseball player's batting average and adapting a recipe to illustrate the principles and uses of ratio and proportion. Explains the terms used, the difference between ratio and proportion, and the application of the principles to gears.

192. Ratio and proportion in mathematics (11:10)

Date:
1961
Summary:
Shows that ratio expresses a relationship between two numbers. Points out that equal ratios form a proportion, which may be used in solving problems, stressing that the units must be the same in finding ratios between two numbers.

193. Readiness... The Fourth R (19:23)

Date:
1962
Summary:
Presents physical education as an essential part of the modern school curriculum. John Glenn explains why the astronauts need to be ready physically and mentally for space travel. Describes how body motor skills are developed in early grades by tumbling, rope climbing, and rhythms. Pictures older students playing team games, as basketball and volleyball. Stresses the need for well-planned activities, accurate records, and competent, well-trained teachers.

194. Ready to type (10:51)

Date:
1947
Summary:
George follows carefully planned preliminary operations in getting ready to type. Jane, who makes her preparations haphazardly, learns later to practice George's methods and is then ready to type with self-control and self-confidence.

195. Reaming with straight hand reamers (20:25)

Date:
1942
Summary:
Shows types of reamers; how to check the size of reamers; and how to ream straight holes with straight-fluted helical-fluted, and adjustable-blade reamers.

196. Reconditioning a Mower, part 1 (cutter bar) (21:10)

Date:
1943
Summary:
Shows how to check, recondition, and repair the cutter and adjust the knife clips and bar mechanism; how to remove and replace worn sections in the sickle and sharpen the sickle section; how to repair, sharpen, replace, and straighten the guard unit, replace wearing plates, and adjust the cutter bar to the proper lead; and how to adjust the sickle for register.

197. Reinforcement in learning and extinction (08:20)

Date:
1956
Summary:
Shows how pigeons are taught abnormal behavior patterns by means of selective reinforcement of response and how the removal of the reinforcement causes the gradual extinguishing of the learned response. Derives from the experiments basic principles about learned behavior which are applicable in the training of children. Shows how behavior that is reinforced does get learned while non-reinforced behavior is extinguished.

198. Remember These Faces (17:54)

Date:
1945
Summary:
World War II film showing the horror of the Pacific war with extensive coverage of the care and treatment of the wounded. Created in support of the 7th War Loan drive, the film encourages the general public to purchase war bonds to aid the recovery of wounded servicemen.

199. Removing defective rivets (14:29)

Date:
1943
Summary:
Shows how an inspector marks defective rivets, drills the heads of flush-type and brazier head rivets, and removes the shank and head after drilling.

200. Repulsion induction motor general overhaul (24:52)

Date:
1945
Summary:
Shows how to check a repulsion-induction motor for electrical and mechanical faults; how to dismantle a repulsion-induction motor; how to clean and plug the commutator; how to turn the commutator; how to remove a damaged sleeve bearing; how to ream to size and install a new sleeve bearing; how to remove a damaged coil and wind and insulate a new coil; and how to assemble and lubricate a repulsion-induction motor.