Log in
Circa 1970 - workstation of the flight act and experiments officer at nasa's mission control center.
United States CIRCA 1940s: drawing of concentric circles, arrows and lines around edge, equation 40 over N=T appears, number of lines reduces, diagram of gear, hand with pencil points to 36 teeth
1940s: Technical diagram of clamp parts. Man holds plate of vice clamp. Arrows indicate areas of clamp.
CIRCA 1922 - At an asbestos factory, rocks are crushed to procure fibres.
United States CIRCA 1940s: diagram of gear with measurements, pencil points to tooth depth, drawing of gear teeth with arrows and measurements in inches
United States CIRCA 1940s: gears turn on machine, men work at industrial machines with moving parts and gears, diagram of a spur gear
An animated film used in the 1950s to facilitate group discussion about prejudice suggests possible reasons why children might exhibit discriminatory behavior

28471759

See more footage

1110233727
Video Description

Stock Video ID: 1110233727

United States CIRCA 1940s: diagram of a spur gear, pencil points to diameter, pitch diameter, tooth depth, diagram of gear teeth, man near lab drawers opens book, flips pages, looks at drawing

Important information

Video Formats

Frame rate

  • 24fps

Video Contributor

© 2003-2024 Shutterstock, Inc.