18221. Work of the kidneys (11:06)

Date:
1940
Main contributors:
Encyclopaedia Britannica Films Inc.; A. J. Carlson; H. G. Swann
Summary:
Describes the structure and function of the renal system, and explains how the kidneys maintain uniformity in blood and tissues. Demonstrates, with animated drawings and laboratory experiments, the...

18223. Working Dogs (15:04)

Date:
1959
Summary:
Bash Kennett tells some unusual anecdotes about dogs in our history and then visits various places to watch today’s sheep herding dog, a retriever and a pointer. She visits a dog who can spell. Son...

18224. Working safely in the shop (11:04)

Date:
1953
Summary:
Emphasizes safety precautions in a shop. Shows how to maximize safety at such power tools as the grinding wheel and power and band saws and cautions that hand tools should also be used carefully.

18225. Working Together (Specialization and the Division of Labor) (22:59)

Date:
1978
Main contributors:
National Instructional Television
Summary:
Episode 6 of Trade-offs, a series in economic education for nine to thirteen year-olds that consists of fifteen 20-minute television/film programs and related materials. Using dramatizations and sp...

18226. Working Together (Specialization and the Division of Labor) (20:01)

Date:
1978
Main contributors:
National Instructional Television
Summary:
Episode 6 of Trade-offs, a series in economic education for nine to thirteen year-olds that consists of fifteen 20-minute television/film programs and related materials. Using dramatizations and sp...

18227. Working With Other Supervisors (07:20)

Date:
1944
Main contributors:
United States. Office of Education. Division of Visual Aids; United States. Federal Security Agency; Mode-Art Pictures, Inc.
Summary:
Dramatized scenarios in a machine shop workplace illustrate common problems arising between supervisors. "Larry Daniels fails as a supervisor because he does not recognize the importance of working...

18228. Working with radiation (29:35)

Date:
1962
Summary:
When properly handled in the laboratory, radioactive materials constitute little danger. This program shows the precautions used in working with radiation as well as the research carried on at Argo...