15901. 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 resp...

15902. Rivers to the Ocean Run (29:40)

Date:
1956
Summary:
Reviews the records of both parties in the area of conservation and use of our natural resources. Points out that controversy has been particularly sharp on the development of power resources. (KQ...

15903. Romanticism (29:36)

Date:
1956
Summary:
Outlines the principles that guided the work of the romantic painter and illustrates these principles with paintings and prints. Shows a landscape in the romantic mode depicted at the easel. Iden...

15904. Royal jewels (29:37)

Date:
1956
Summary:
Pictures three expeditions which trace the acquisition by the metropolitan Museum of Art of jewelry which belonged to an Egyptian Princess of the XIIth Dynasty. Traces and discusses changes in the...

15906. See how they learn (29:45)

Date:
1956
Summary:
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, sto...

15907. Self-Confidence (29:33)

Date:
1956
Summary:
Discusses how self-confidence can be developed, and shows why people do some things more confidently than others. Recommends practice with success, unlearning fears, and the feeling of belongingne...

15908. Sibling relations and personality (21:41)

Date:
1956
Summary:
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 exampl...

15909. Sinclair Lewis: American satirist (29:00)

Date:
1956
Summary:
Dr. Feinberg delves into the background of Sinclair Lewis to try and show why this man turned to satire in his literary works. Examples of his satire are cited and discussed.

15910. Singapore 1956 (02:59)

Date:
1956
Summary:
This films has a persistent flickering image that may make some viewers feel disoriented. Home movie footage of the Pacific Ocean taken from a boat in the port of Singapore.

15911. Sir Francis Drake's life and voyages (14:23)

Date:
1956
Summary:
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,...

15912. Sir Francis Drake's life and voyages (14:23)

Date:
1956
Summary:
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,...

15913. Slum clearance (29:43)

Date:
1956
Summary:
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 cos...

15915. Sources of American Art Today (29:33)

Date:
1956
Summary:
Surveys the major foreign and other influences on contemporary American art and discusses their effects. Illustrates these influences with a wide range of American and European works. The influenc...

15916. Southeastern states (second edition) (11:15)

Date:
1956
Main contributors:
Encyclopaedia Britannica Films; Howard W. Odum
Summary:
Describes the topography, climate, economy, cultural patterns, and heritage of the Southeastern States. Discusses the changes in the region which are being brought about by such developments as flo...

15917. Star and shield (26:32)

Date:
1956
Summary:
Teaching Film Custodians release of a DuPont Cavalcade Theatre television series episode, "Star and Shield" (season 4, episode 14), which first aired January 24, 1956 on ABC-TV. The film demonstrat...

15918. Stimulus and response (29:28)

Date:
1956
Summary:
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 micr...

15919. Style and Technique in American Art Today (29:54)

Date:
1956
Summary:
Discusses style as related to form, space, color, line, and scope of treatment. Illustrates these elements with paintings by Avery and Pickett. Demonstrates and discusses various methods of applyi...

15920. Subject Matter and Content in American Art Today (29:34)

Date:
1956
Summary:
Defines and discusses subject matter and content on art. Illustrates these concepts with pictures, prints, sketches, and selections from literature. Includes a brief discussion of art forms in whic...