When light hearns from star Arcturus were picked up by photoelectric tubes at 4 astronomical observatories, signals flashed on this display board on rostrum of Hall of Science to show audience how lighting of A Century of Progress was officially turned on.

General Electric Company.1933-09-12

Details

Title: When light hearns from star Arcturus were picked up by photoelectric tubes at 4 astronomical observatories, signals flashed on this display board on rostrum of Hall of Science to show audience how lighting of A Century of Progress was officially turned on.
Creator: General Electric Company.
Date Created: 1933-09-12
Location: Chicago, IL
Physical Dimensions: 8 x 10
Original Language: English
Type: Photograph
Publisher: General Electric Company
Rights: This digital image may be used for educational uses. Please cite as miSci- Museum of Innovation & Science. Prior written permission is required for any other use of the images from miSci.

Explore museums and play with Art Transfer, Pocket Galleries, Art Selfie, and more