Multimedia Gallery
- Media Type: Photograph
Eighth Air Force Patch and Navigator’s Wings.
SECOR, a satellite used as part of a U.S. Army experimental navigation system.
Engineers on the night of the launch at the Jet Propulsion Laboratory in Pasadena, California, where Pioneer 4 was built.
Engineers at Goldstone prepare for the launch of Pioneer 4.
Ernest L. Smith and navigator Emory B. Bronte of the first civilian flight from the U.S. mainland to the Hawaiian Islands.
Mechanic Ernesto Campanelli (left) and pilot Francesco de Pinedo at a stopover in Zamboanga, Philippines, August 19, 1925, during their flight from Rome, Italy, to Tokyo, Japan.
Mathematician Bill Guier (left), APL Research Center director Frank T. McClure (center), and physicist George Weiffenbach (right).
Ferdinand Berthoud, a Swiss clockmaker serving the king of France, produced many marine clocks.
Pan American Airways navigator
