National Geographic : 1956 Jun
© National Geographic Society 764 4 Midday at Ladd Air Force Base: Hovering on the Horizon, the Sun Streams Gold + A B-66 arrives at Eielson Air Force Base for Arctic testing. Crewmen connect a compressed-air unit (far left) to keep engines turning and blow out remaining fuel. An electric generator (center) feeds current for checking the instrument panel. This light jet bomber is capable of speeds up to 700 miles an hour.