This aircraft (44-92015) was the first B-36 delivered to an operational unit, in this case the 7th Bomb Wing of Carswell AFB. Given that the Convair factory was right across the runway, the aircraft was taxied to its new home where it was soon christened “The City of Fort Worth.”
So, it’s June of ’48, and the USAF is about nine months old. This explains the army uniforms – they do wear the USAAF patch on their sleeves though. It would be another year or so before the Air Force unveiled its own uniform design.