also Two-Engine Transition 310th Two-Engine Flying Training Group Opened: August 1942, Closed: November 1945 (AT-9, AT-17, UC-78, AT-24) Aircraft carried fuselage code: "A"; Became exclusive B-25 Mitchell and B-26 Marauder two-engine transition school October 1944, closed November 1945 Echeverria Field, Wickenburg, Arizona AAF Contract Pilot School (Primary) 5th Glider Training Detachment Opened: October 1941, Closed: April 1944 (PT-17, PT-27, PT-13) Operated by: Claiborne Flight Academy; Glider training Jan 1941 – Feb 1943; Primary flight training February 1943 – April 1944 Gila Bend Gunnery Range, Gila Bend, Arizona AAF Flying Gunnery School (Fixed) Opened: September 1942, Closed: September 1944 (AT-6) Satellite of Luke Field, operated AT-6s for gunnery practice Luke Field, Phoenix, Arizona AAF Advanced Flying School, Single-Engine AAF Advanced Flying School, Single-Engine (Transition) 330th Single Engine Flying Training Group Opened: March 1941, Closed: July 1946 (PT-17, AT-6, P-36, P-39, P-40) Aircraft carried fuselage code "X"; AT-6s flown from July 1941 until end of war; transition school operated P-36s (1941), P-39s, P-40s; Advanced Flying School closed July 1946; remained open as training base, becoming Luke Air Force Base in 1948. Marana Army Air Field, Marana, Arizona AAF Basic Flying School AAF Advanced Flying School, Single-Engine Opened: August 1942, Closed: August 1945 (BT-13, AT-6) Aircraft carried fuselage code: "S"; Became advanced single-engine school October 1944 Ryan Field, Tucson, Arizona AAF Contract Pilot School (Primary) 11th Flying Training Detachment Opened: July 1942, Closed: September 1944 (PT-17, PT-22, PT-27) Operated by: Ryan School of Aeronautics, Hemet, California; transferred to United States Marine Corps, April 1945 Thunderbird Field No. 1, Phoenix, Arizona AAF Contract Pilot School (Primary) 6th Flying Training Detachment Opened: September 1939, Closed: July 1945 (PT-13, PT-17) Operated by: Thunderbird Corporation Thunderbird Field No. 2, Scottsdale, Arizona AAF Contract Pilot School (Primary) 12th Flying Training Detachment Opened: June 1942, Closed: October 1944 (PT-17) Operated by: Thunderbird Corporation Williams Field, Chandler, Arizona AAF Advanced Flying School, Single-Engine AAF Advanced Flying School, Two/Four-Engine, also Two/Four-Engine Transition Opened: January 1942, Closed: June 1948 (AT-6, AT-9, AT-10, AT-11, AT-17, B-25, B-17, B-24) Aircraft carried fuselage code: "Y" Became single-engine AT-6 school in December 1943; Two/Four engine training beginning May 1945; became permanent USAF Williams Air Force Base, 1948. Closed 1993 Yuma Army Airfield, Yuma, Arizona AAF Advanced Flying School, Single-Engine AAF Advanced Flying School, Two-Engine, also Two-Engine Transition 307th Single-Engine Flying Training Group Opened: November 1942, Closed: December 1945 (AT-6, AT-9, AT-17, UC-78, B-25) Aircraft carried fuselage