The Large and the Small

Duration: 29

Format: 16mm

Color: B&W

Description: Shows how man has learned to measure quantities beyond his sight and grasp. Uses diagrams to explain how the size of the earth was discovered in classical times. Examines modern problems of extreme scale including the universe and size of viruses. Features Dr. Philippe LeCorbeiller, Professor of Physics, Harvard University. (WGBH-TV) Kinescope.