163d Tactical Fighter Squadron - F-84F Thunderstreaks about 1967 in Vietnam War camouflage livery.  Also note the USAF insignia was much smaller after the switch-over from the natural aluminum finish made in 1966 under AFM 66-1.
United States Air Force
1966
USAF Photo via McLaren, David. Republic F-84 Thunderjet, Thunderstreak &amp; Thunderflash: A Photo Chronicle. Atglen, PA: Schiffer Military/Aviation History, 1998. <a href="//commons.wikimedia.org/wiki/Special:BookSources/0-7643-0444-5" title="Special:BookSources/0-7643-0444-5">ISBN 0-7643-0444-5</a>.