18721. Face of the world (28:51)

Date:
unknown
Summary:
Discusses the earth as a whole and man's attempts to expand his own knowledge and use of the planet's geography. Traces the geographic growth of man's first movements in search of food, his inventi...

18722. Swimming and diving by the rules (17:54)

Date:
unknown
Summary:
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 ru...

18723. Giving the Rorschach test : Klopfer method (10:35)

Date:
1951
Summary:
Illustrates the procedure of administering the Rorschach ink-blot psychological test through a sample interview between a subject and an examiner. Shows the ink-blot first in its true form, then st...

18724. 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 P...

18725. Sex determination I (29:50)

Date:
1959
Summary:
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 determin...

18726. Instructional development (17:13)

Date:
1971
Summary:
Presents to the educator a systematic approach to instruction based on decisions about the learner, learning, evaluation, and the learning development, using the subjects of tennis and music as exa...

18727. Decoration (1:10:40)

Date:
1951
Main contributors:
Harold Otwell; Karl Martz; Robert Gobrecht
Summary:
Shows a skilled ceramist applying designs on several ceramic pieces prior to final firing. He uses the clay itself, a comb, a piece of burlap, or clay stamps to create textured designs. Other decor...

18728. The Americans : three east coast artists (20:14)

Date:
1963
Summary:
Part three in the "Artists at Work" series, this film spotlights three east coast painters, working in their studios. Jack Tworkov, born in Poland in 1900, and a teacher for 15 years, was recently ...

18729. 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...

18730. Perch Anatomy (1:24:00)

Date:
1963
Summary:
Points out exterior structure and coloration of a living perch. Uses fresh specimens to show dissection techniques and reveal internal structures. The respiratory, digestive, excretory, and reprod...

18731. They steamed to glory (22:09)

Date:
1962
Summary:
A documentary of the steam engine and the part it played in the westward expansion of the United States, from its earliest beginnings in 1831 when the John Bull was brought from England, to the las...

18732. Color lithography : an art medium (31:44)

Date:
1955
Summary:
Shows the preparation of a lithographic stone and methods of drawing on stone with crayons and Tusche liquid. Demonstrates the processes needed for three-color printing and presents and discusses e...

18733. The growth of London (22:18)

Date:
1952
Summary:
Uses actual scenes, models, diagrams to present a survey of the principal events which shaped London and the British Empire. Discusses the position of London on the Thames, the Roman conquest, the ...

18734. The magnificent Canada goose (10:07)

Date:
1954
Summary:
Major flyways, breeding grounds, wildlife refuges, and work of conservation departments to bring back the almost extinct Canada goose.

18735. Light Perception (30:19)

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

18737. Axioms in algebra (13:18)

Date:
1960
Main contributors:
Bruce Cornwell; Katharine Cornwell
Summary:
Employs animation and live photography to present a series of examples demonstrating axioms as statements accepted as true without proof and applies these axioms to addition, subtraction, multiplic...

18738. Demonstrations in perception (25:29)

Date:
1951
Main contributors:
See Other Contributors
Summary:
Presents demonstrations developed by the Institute for Associated Research and used at Princeton University for research in perception, including apparatus designed to illustrate perceptual phenome...

18739. Fidel Castro (26:23)

Date:
1964
Summary:
Depicts the history of Cuba during Castro's lifetime to indicate why Castro has chosen a particular course and shows how Cuba has been affected by Castro and his policies. Tells of the rule of Bati...

18740. Union of South Africa: its land and its people (17:01)

Date:
1961
Summary:
Presents the story and history of the Union of South Africa, its people, major cities, and industries. Shows typical European family life in rural and urban areas and compares life on a native rese...