Planning the Creation of the Global Positioning System

Frank Butterfield (left) of The Aerospace Corporation, Air Force Col. Bradford Parkinson of the Joint Program Office (center), and Navy Cmdr. Bill Huston discuss GPS in the 1970s.

Caption:
Engineers discussing the Global Positioning System.
Type: Photograph
Credit: The Aerospace Corporation
Origin: The Aerospace Corporation.
Innovations
Navigation Methods
 
Engineers discussing the Global Positioning System.