161. Gas for home and industry : world energy resources (16:34)

Date:
1950
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Summary:
Explains the role of fuel gas as a source of energy. Begins with the history of gas lighting. The cleanliness, efficiency and versatility of gas is investigated. Describes the production of various types of manufactured gas, using natural photography and animated drawings. Details the production of coke oven gas and carborated water gas, including the collection of raw materials, heating, cooling and purification. Examines how the by-products of the production of gas are used. Shows how natural gas is obtained from wells and distributed through pipelines to population centers. Discusses the importance of research and education in gas conservation. Discusses future technological developments being made in gas manufacture through testing fuel burning equipment and studying new chemicals.

162. The southwestern states (11:01)

Date:
1942
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Summary:
Shows life in Texas, Oklahoma, New Mexico, and Arizona, and the topography, rainfall, and other characteristic features, including the imprint of Spanish and Indian cultures. Irrigation, stock raising, mining, agriculture, and oil extracting and refining are among the occupational activities shown. The exchange of goods and services with other sections of the country is depicted by animation.

163. City Water Supply (11:09)

Date:
1946
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Summary:
Animated drawings review man's dependence upon water for life. Describes the sources of city water supply--wells, rivers, lakes, and watersheds; water-borne diseases; and methods of water distribution. Specifically traces New York City's water supply. Also depicts water tunnels, aqueducts, and modern methods of filtration and chlorination to insure purity.

164. Pack trip in Glacier National Park (15:12)

Date:
1958
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Summary:
A father and his two sons make a hike a demonstration of conservation and safety practices and introduces the viewer to plant and animal life, geological formations and the physical facilities of the park. A fish biologist working in the park talks to them and introduces the phases of his work.

165. Alaska : reservoir of resources (10:40)

Date:
1941
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Summary:
Reviews Alaska's geographical features, locates its three great climatic regions, and indicates the major factors that make Alaska a true reservoir of resources. Depicts activities in the seven great industries contributing to Alaska's economy--lumbering, fishing, mining, transportation, agriculture, fur farming, and the tourist trade. Includes many scenes characterizing Alaska's natural scenic beauty.

166. Newspaper story (16:45)

Date:
1950
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Summary:
Follows the newspaper story of a little girl rescued by some Boy Scouts from the time the reporter learns of it until the completed paper is sold on the street. Explains the work of the staff members and the mechanical devices involved. Suggests the importance of the daily newspaper to society.

168. Bacteria friend and foe. (10:27)

Date:
1954
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Summary:
Describes some of the known bacteria that are found in the air, in liquids, and in the soil. Explains that among the many kinds of bacteria some are harmful to man while others are beneficial. Describes the contributions made by Antony van Leeuwenhoek, Louis Pasteur, and Robert Koch in the field of bacteriology. Animated drawings and live photography show bacterial growth and reproduction and some of the ways in which bacteria may be grouped for systematic study.

170. Projecting ideas on the overhead projector (17:16)

Date:
1960
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Summary:
Outlines the advantages of the overhead projector as a visual aid to learning in classrooms, in business, and in industry. Shows the great variety of uses of the equipment, with opaque, translucent, and transparent materials, both in contrasting colors and in monochrome. Stresses the ease with which effective presentations can be improvised through the use of movable graphic components, overlays, polaroid filters, transparent working models, and even chemical reactions in a test tube.

171. Operation and Care of the Kodak Pageant Projector (11:25)

Date:
1962
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Summary:
Explains the set-up and operation of the Kodak Pageant motion picture projector. Shows proper placement of components for effective use, threading, focusing, and centering the picture on the screen. Shows techniques for rewinding, forward and reverse opertion, cleaning, and lamp replacement.

172. Before they happen (13:59)

Date:
1954
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Summary:
Tells about the work of a municipal fire prevention bureau and depicts a day in the life of a typical inspector.

177. Head of the house (40:01)

Date:
1954
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Summary:
Depicts the emotional problems of a young boy, his rebellion against parental controls, particularly his father's repressive discipline, and his gradual development into a potential juvenile delinquent. Shows the assistance of a community social worker and a neighborhood welfare house in bringing about development of better understanding between father and son. Stresses American spirit of public service and community concern for child welfare. Prepared for overseas use.

178. Home Nursing: Fundamentals (14:20)

Date:
1953
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Summary:
Illustrates various techniques and household arrangements for caring for the convalescent patient at home. Shows ways of arranging the sick room, making the beds, washing and serving the patient, caring for the thermometer, and removing soiled linens. Pictures the distribution of chores among the family members and demonstrates some necessary precautions to prevent the spread of the illness.

179. How to Observe (11:07)

Date:
1950
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Summary:
Stresses that observation is basic to learning the sciences and the arts by showing a boy observing an old house, an example of capillary action, and a science experiment. Emphasizes the importance of the tools of observation--being alert, being interested, and asking questions.

180. Hogarth the Satirist (15:39)

Date:
0000
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Summary:
Presents Hogarth's most remarkable engravings, emphasizing his illustration of the Rake's Progress. (RTF) Film.