15801. Palace of the Bats (09:27)

Date:
1961
Summary:
Visits Carlsbad Caverns National Park near Carlsbad, New Mexico. Describes the discovery of the caverns by early settlers who observed a huge formation of bats leaving the entrance. Shows and expla...

15802. Bulls, bears, and chimpanzees (30:04)

Date:
1965
Summary:
The circus is a glorious mixture of many different acts, and the circus crowd is a glorious mixture of many different kinds of people with greatly varied taste. For some, the antics of the clowns a...

15803. Four teachers (58:03)

Date:
1961
Summary:
Compares the daily activities of four elementary teachers from Japan, Poland, Puerto Rico, and Canada. Presents facts about each teacher's personality, classroom techniques, facilities available fo...

15804. Economic growth (28:53)

Date:
1961
Summary:
Presents a discussion of economic growth as a national goal. Reviews the causes and effects of inflation, unemployment, and rate of growth. Points out the effect of education on new employment patt...

15805. The tribe that hides from man (1:02:26)

Date:
1970
Summary:
Warning: This film contains nudity and close up images of corpses. Focuses on Brazilian explorers Orlando and Claudio Villas Boas who, with the aid of the disc-lipped Tchukahmei, search the Amazon...

15806. Organic research (29:41)

Date:
1960
Summary:
Discusses the work and goals of organic research into the problem of insanity, and includes views of the Research Division of the Columbia Psychiatric Institute. Show various experiments, includin...

15807. Operation reentry (29:07)

Date:
1970
Summary:
Demonstrates the successful rehabilitation of mental health patients in Palo Alto Veterans Hospital. Explains that they are given tokens for rewards, trained in sheltered workshops, and finally re-...

15808. Training and Education in Nuclear Science (29:49)

Date:
1959
Summary:
Discusses the training of new personnel in the field of nuclear science. Reviews the history of nuclear science and points out the role of the university, industry, and governmental laboratories i...

15809. Motivic and Thematic Variation (29:44)

Date:
1958
Summary:
Tonal and rhythmic change of character develop from the manipulation of the basic “kernel” of motivation. Dr. Jones also analyzes the simple ternary form from Beethoven to illustrate thematic varia...

15810. The laws of fluid motion (29:38)

Date:
1959
Summary:
Dr. Lippisch points out the main problems of flight: lift and drag, control and stability, and propulsion. He explains the correlation between flow velocity, the local pressure, and the distance be...