Central American and Caribbean Air Forces
Daniel P. Hagedorn
Air-Britain (Historians) Ltd
ISBN 0-85130-210-6
The International Directory of Military Aircraft 1996/97
Gerard Frawley & Jim Thorn
Airlife Publishing Ltd
ISBN 1-85310-763-8
World Air Force Directory ’98
Ian Carroll
MACH III PLUS
ISBN 1-898129-35-5
UNITED STATES SERIAL ALLOCATIONS
The Air Force & Army 1960 to 1969
A.J. McGregor, D.M. Wellden & N.J. Godfrey
The Aviation Hobby Shop
ISBN 0-907178-42-1
Military Aircraft Markings 1997
Peter R. March
Ian Allan Publishing
ISBN 0-7110-2499-5
U.S. Military Aircraft Designations and Serials 1909 to 1979
John M. Andrade
Midland Counties Publications
ISBN 0-904597-22-9
Air Forces UK
Graeme and Brian Pickering
Midland Publishing Limited
ISBN 1-85780-071-0
United Kingdom Air Arms 1995
I. Carroll
MACH III PLUS
ISBN 1-898129-09-6
Lockheed Hercules Production List 1954-1999
16th Edition
Lars Olausson
ISBN N/A
World Airpower
URL http://www.airpower.maxwell.af.mil/almanac/almanac2.html