A once-classified Department of Defense document reveals that on 2 January 1965 a total of 190 USAF aircraft were available in Vietnam compared with 27 US Marine Corps aircraft, 355 US Army aircraft and 254 VNAF aircraft.  The figures for the USAF aircraft were A-1E (41), B-57 (13), C-47 (6), C-54 (4), C-123 (59), F-100 (13), F-102 (10), HH-43F (6), HU-16 (2), O-1F (18), RB-57 (3), RF-101C (11), U-3B (2) and U-10B (2).