• Creator
  • National Aeronautics and Space Administration. Goddard Space Flight Center. 5/1/1959-
  • Description
  • The original finding aid described this as: Information about gamma-ray astronomy and a key to the illustrations in the poster are included on the reverse. 1998. 24" x 30" (EW-1998-06-007-GSFC).
  • Rights
  • Unrestricted