testing

This clip from the 1970s shows a day at an American blood bank. …

Wrightstown, NJ, tanks hold Hi-Jinx in field maneuvers for army experts…

A psychologist runs tests on a soldier that studies his sense of touch…

A woman checks machine parts on a contour projector. The part is…

Illinois: scientists in laboratory, designing and testing more reliable…

North Carolina: waves washing up on beach, lapping against corroded…

This clip explains what goes on at Aerojet, the rocket manufacturing…

This clip focuses on the Aerojet plants, and ends with some great…

This clip showcases some plans for a future test stand site for large…

This clip shows how people tested the effects of radiation. WS of man…

“More Power to the Houeseholder!” Lawnmower production. A motorized…

“To Give Us More Miles!” AAA officials give cars an endurance test.…