First artillery adjustments directed from an airplane begin at Ft. Riley, Kan., by Army Lt. H.H. “Hap” Arnold, pilot, and Lt. Follett Bradley, observer.
The Air Force awarded a $13.08 billion contract to the Sierra Nevada Corporation on April 26 for its Survivable Airborne Operations Center aircraft, the successor to the service’s E-4B “Doomsday” plane. Like the E-4B, officially called the National Airborne Operations Center, the SAOC will be meant to withstand a nuclear attack and keep…