144th Fighter Group - 3 F-51 flight.  The 144th Fighter Group at the time was composed of the 191st FS in Utah, 194th FS in CA, and the 192nd FS in Nevada. The 144th Fighter Group HQ. and the 194th Fighter Squadron were at the Hayward Airport in California.
United States Air Force
1948
Hill, Mike (2007), Tactical Air Command: An Illustrated History, 1946-1992, Schiffer Publishing Ltd, <a href="//commons.wikimedia.org/wiki/Special:BookSources/076431288X" title="Special:BookSources/076431288X">ISBN 076431288X</a> Image source listed as United States Air Force