A restored WWII barracks building with lots of model planes inside.
1973. Around this time the Foundation acquired the last of the World War II barracks buildings at Davis-Monthan and transported it to the museum to house small displays.

Aircraft Located on Grounds: 12) Commercial & Civil
Snow S-2A, https://pimaair.org/museum-aircraft/snow-s-2a/
Ryan/Temco D-16A Twin Navion, https://pimaair.org/museum-aircraft/ryan-temco-d-16/
Beechcraft U-8D (L-23D) Seminole, https://pimaair.org/museum-aircraft/beechcraft-u-8d/
Bede Aircraft Company BD-4, https://pimaair.org/museum-aircraft/bede-bd-4/
Cessna Model 150L, Cessna Model 150L, https://pimaair.org/museum-aircraft/cessna-150l/
Erco 415C ERCoupe, https://pimaair.org/museum-aircraft/erco-415c/
(?) yellowish cream colored low wing
(?) yellow high wing

I didn't have time to tour or photograph the entire museum so I missed entire areas and have photos that just hint at what's around the corner.