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Studies inhabitants of the three kinds of seashores--the sandy beach, the rock pool, and the mud flat--beginning with the sea gull. Shows close-ups of sea weeds; then pictures in their natural habits the starfish, sea urchin, sea cucumber, butterfish, squid, razor clam, skate, and sea raven. Explains how they are adapted to their environment, and how they move, feed, and compete with other animals.
Demonstrates modern techniques for teaching primary grade pupils to read, write, and do simple arithmetic. Shows children, participating in such classroom activities as reading-readiness tests, storytelling, and drills in word analysis, phonics, number recognition, and spelling.
Portrays the frequency of a mutant in the gene pool as reaching a state of equilibrium when, per generation, its origination by mutation equals its elimination by genetic death. Discusses genetic death and presents examples of how genetic loads are changed subsequent to radiation exposure. Pictures the great majority of mutants as harmful when homozygous, but some cases, as in sickle call anemia, heterozygotes are adaptively superior to normal homozygotes. Explains balanced polymorphism, by which a gene is retained in the population despite its lethality when homozygous because of the advantage it confers when heterozygous. Lectures given by Dr. Thomas Dobzhansky.
Surveys selling as a career. Portrays a day in the life of a typical travelling salesman at home and on the job. Portrays various types of sales people who sell by personal contacts, mail, telephone, and radio, and describes the qualifications of a good salesman--honesty, accurate judgement, friendliness, and devotion to service.
Illustrates the different methods used by various salespeople. Shows how suggestive and descriptive selling aids the customer, the individual salesclerk, and the store.
Shows how to set up the turret lathe for the production machining of bushings from bar stock; how to install the collet; how to set up the hexagon turret; and how to set up the cross slide.
Shows how the horizontal boring, drilling, and milling machine operates; how to install the fixture; how to set up the workpiece; and how to select and install an end mill and a face mill.
Discusses the role of heredity and environment in determining the sex of various organisms. Indicates that in some organisms it is the environment in which a given genotype functions that determines whether differentiation shall occur as male or as female. This is exemplified by sex determination in certain snails, mosses, and worms. Portrays a difference in genetic constitution as primarily responsible for sex determination in other organisms as for a unicellular plant (Chlamydomanas), certain grasshoppers, Drosophila, man, and the mouse. Discusses the genetic basis for sex mosaics (gynandromorphs) and indicates the influences of the "y" chromosome in determining sex in man. Lecture by Dr. C. Stern.
Portrays sex as a polygenic trait which may be considered to be determined by the balance of genes on different chromosomes. This view is substantiated by the work of R. Goldschmidt on the gypsy moth and its intersexes, and is most clearly demonstrates in Bridges' studies of different sex types in Drosophila. Discusses sex determination and the role of hormones in sex differentiation in the case of man. Depicts the human sex ratio and the cause of significant deviations in it from normality, and discusses the possibility of controlling sex by separating male and female producing sperm. Lecture by Dr. C. Stern.
A Teaching Film Custodians film about the presentation and conventions of live theatre at Shakespeare's Globe Theater circa 1600. Incorporating footage from the prologue of the 1944 British Technicolor feature film, "Henry V", directed by and starring Laurence Olivier, and graphics, this film illustrates the location, and appearance of the Globe and Rose theaters, the activity before a typical presentation, where the audience was seated, and the manner in which the Globe Theater was used. We see the audience entering the theater, gallants taking their places on stage, the orange girl and cider man hawking their wares, and the actors preparing for their entrance. Concludes with the curtain parting and the chorus reciting the prologue.
How to select the correct arbor; mount the work head; adjust the work head for clearance settings; and set up for sharpening the outside diameter, corner, and face.
Shows how to heat carbon-steel tools for forge sharpening; how to sharpen, harden, and temper a plowshare; how to sharpen, harden, and temper a cultivator shovel; and how to identify tempering colors.
Shows how to handle sheep for shearing and the relative positions of the shearer and the sheep during each shearing step, the step-by-step procedure in shearing sheep, and the method of rolling and tying the fleece.
Uses a poem by F. L. McConkey and drawings by Joseph Servell to depict the work and social environment of a factory town where anger frusteration, and despair set in when the workmen are laid off.
Discusses the extension of the senses through a variety of techniques that enables man to study events of short duration; uses analysis of a lighting flash as an example. Questions posed about lightning include: duration of lightening flash, direction of travel, and cause of flicker. Timing devices used include several special photographic techniques, using moving and highspeed cameras, pen recorders, and the oscilloscope. The theory behind each device is explained.
Presents a number of family situations to show that behavior of a child depends on his age and how the development of an individual's personality is affected by many family factors. Portrays examples of children as their behavior is influenced by such factors as the age of the child, illness of a parent, proximity of ages between children, native differences, and attitude of grandparents.
"A record of the achievements of the Canadian Army's First Division in the Sicilian campaign of World War II, a campaign that breached the walls of Axis Europe. It also shows how this campaign was made possible by the efforts of farmers and factory workers in Canada."--NFB website.
Shows a skilled ceramist demonstrating the step-by-step process of making simple molds of three types: slipcasting, drape, and press molds. Portrays the process from pattern-making to the completed object, and explains the steps at each stage.
Demonstrates three slab methods of pottery-making. Shows wedging, forming a candleholder directly from a lump of clay, rolling a slab for a simple tile, and constructing a flower container from several pieces of clay. Emphasizes the correct use of basic tools.
Explains and illustrates in detail simple stunts for strength, stunts for skill, and stunts with sticks. Demonstrates the techniques and benefits of stunt variations, and emphasizes safety precautions.
Shows the parts of a single ram vertical machine; how to interpret the blueprint of a broaching tool; how to install broaching inserts for straddle broaching; how to mount the toolholder with its assembled broaching tool; how to mount and adjust the work fixture; and how to surface-broach at production rate.
Depicts the life and adventures of Sir Francis Drake, an English explorer of the 16th century. Portrays his exploration of the new world and shows some of his personal possessions including sword, ceremonial helmet, and Bible. Shows model demonstrations of how ships sailed in those days and how sailors fought. Indicates the crude navigation instruments used by early explorers and points out the difficulties which Drake encountered.
Depicts the life and adventures of Sir Francis Drake, an English explorer of the 16th century. Portrays his exploration of the new world and shows some of his personal possessions including sword, ceremonial helmet, and Bible. Shows model demonstrations of how ships sailed in those days and how sailors fought. Indicates the crude navigation instruments used by early explorers and points out the difficulties which Drake encountered.
In this film, impairment of skilled acts by disorders of coordination is demonstrated. Also shown are cases of paresis or paralysis of participating muscles; hemiplegia; ataxia in multiple sclerosis; parkinsonism with akinesia and rigidity, and apraxia. Film 6 in Columbia University educational films teaching collection.
A group of fifth-grade children demonstrates the singing game "Skip to My Lou." After the introduction, the words are shown by animation. The boys and girls then demonstrate the action of the game in detail.
Roscoe Drummond, Washington columnist for the New York Herald Tribune, interviews a subject expert and two opinion representatives regarding slum clearance and housing. Estimates that it will cost America $100 billion to clear our nation of slums and stop the deterioration of our cities. Presents arguments for the participation of the federal government in solving this crisis because of the tremendous cost of slum clearance as well as arguments for the participation of private enterprise with the support of local citizens and governments. (T.W. Wilson Associates) Film.
Teaching Film Custodians abridged classroom version of a Cavalcade of America television series episode, "Smyrna Incident" (season 2, episode 15) which originally aired January 19th, 1954 on ABC-TV. A historical drama. In the late 19th century, U.S. Navy Commander Duncan Ingraham, the captain of an American ship anchored in the Turkish port of Smyrna, risks a hostile engagement with three Austrian battleships in the harbor when he demands the release of an Austrian-born man, who has applied for American citizenship, being held prisoner on one of their ships.
Shows how to solder a lug, using electric soldering tongs; how to solder a lug, using a blowtorch; how to solder a lug, using a solder pot and ladle; how to splice stranded conductors, using a split solder sleeve; and how to make a served cable splice.
Shows Brazil's march of progress as exemplified in its southernmost area, the states of Parana, Santa Caterina, and Rio Grande do Sul. Pictures Brazil's great cattle country and its granary.
Newsreel sport highlights from notable sporting events from the year. Events include: National Basketball Invitational finals, The Preakness, 29th Indianapolis 500 Speedway Race, National Golf Open, 53rd National Senior A.A.U Championships, All-Star Baseball game, National Tennis Singles Championship, the World Series of 1941.
Shows how to select correct rivet sets for stationary and portable squeezers and how to set up and use the stationary squeezer and the portable squeezer.
A skilled potter demonstrates the correct stacking of both green and glazed pottery in a small kiln as the narrator explains the factors involved. The potter then shows each step in firing the pieces.
Shows camera highlights of the Indiana state basketball tournament and the state track meet. Should be of interest from the point of view of studying accomplishments and techniques as demonstrated.
Shows how to check for play in the steering wheel; how to check the front end assembly for excessive play; how to make a rough test for wheel balance; how to correct wheel runout; how to make a toe-in test; and how to test springs, axles, and over-all backlash.
All organisms tend to maintain their organization in spite of changing environmental conditions. Dr. Roney describes the different types of responses which organisms make to stimuli. Using the micro-projector, he shows a number of simple organism responses. He also shows the beating heart muscle in a live chick embryo.
Demonstrates active vasomotion as it occurs in arterioles, terminal arterioles, and precapillary sphincters and as it affects the capillary bed in a bat's wing.
Introductory scenes show the techniques used for mounting bats and recording the circulation in their wings. A view of the general distribution of the vascular components is followed by more detailed views of flow behavior in the various vessels, examples of lymphatic action, and the flow across the capillary bed.
Detailed reactions of the minute vessels and the blood which modify the flow through these regions are demonstrated by high magnification of a bat's wing. The form and behavior of the platelets within the circulation are shown before and after a mild injury.
All 33 of the Herald Tribune High School Forum Delegates discuss what they have accomplished at the forum and express their opinions--positive and negative--about the U.S. Includes the singing of native songs. (WOR-TV) Kinescope.
Pictures a northern English farm around haymaking time, stressing the interdependence of city and country life. Vegetables and milk go to the city markets and wool goes to the factories. From the city the farmers get manufactured products. As a World War II service, the townsfolk are shown forming voluntary land clubs to help the farmers with their work.
Students from the Hinsdale South High School, Clarendon Hills, Illinois, and New Trier East High School, Winnetka, Illinois are shown in swimming contests and in demonstrations on techniques and rules applications. Covered are the backstroke, breaststroke, butterfly, starting, relays, and diving. The roles of the finish judges and timers are also shown.
Teaches the square dance figure "Take a Little Peek," with synchronous music and action. Presents live and animated demonstrations of the dance at regular speed and in slow motion, and explains the positions of partners, how to honor corners and partners, and how the steps are performed to facilitate the continuity of the dance. Pictures groups dancing the figure to regular square dance music in a natural situation.
Scenes of Frank Lloyd Wright's home near Phoenix, Ariz., illustrating his basic principle that buildings should blend with their natural surroundings. This home is built of boulders and redwood trusses that support canvas-covered roof flaps.
Presents ballad singers singing three authentic American folk songs: "Strawberry Roan," "Grey Goose," and "John Henry." The background for the singers is a farmhouse kitchenyard after the noonday meal.
Shows the use of tape recorders in teaching situations and presents some of the different models of recorders indicating their controls, various speeds, and purposes. Gives a demonstration of several microphone placements and offers suggestions for the improvement of recorded sound quality. Explains how to edit tapes by splicing and suggests many uses for tape recorders such as in language instruction, music groups, and conferences.
"The story of the Lancaster airplane, the first large bomber built in Canada. Shown are the workers involved in its construction, and the crew who ferried it overseas, as well as the combat crew who took it on its first flight over Berlin."--National Film Board of Canada website.
