• Created Date
  • 1962
  • Description
  • On verso: Here a boy learns the principles of telescopes and their operations in the Junior Lab of Science in the P.S.C.The Century 21 Exposition took place between April 21 and October 21, 1962 and is also known as the Seattle World's Fair.Also known as the World of Science.Filed in: Seattle--Century 21--Science Pavilion.
  • Format
  • image
    8 x 10 in.
    Scanned from a photograph using a Microtek Scanmaker 9600XL at 120 dpi in JPEG for1mat at compression rate 3 and resized to 768x600 ppi. 2004