This type was produced by Consolidated Vultee under the trade name
Convair.
Text accompanying the photo: This is the XB-46, experimental four-jet
medium bomber built for the Air Force by Convair's San Diego plant,
California, USA, and completed early in 1947. Powered by four General
Electric turbojet engines located in two low-slung nacelles, the
XB-46 had a length of 105 ft 9 in (32.23 m) and a wingspan of 113 ft
(43.44 m). (August 28, 1956)