Bibliography
- [Redacted], Acting Director to Director, National Reconnaissance Office, 28 August 1962. CIA Records Search Tool Database (CREST); National Archives, College Park, Maryland (NARA).
- Analysis of Gambit (110) Project, 28 April 1970. Accessed August 18, 2016. http://www.nro.mil/foia/declass/GAMHEX/GAMBIT/1.PDF
- Berkowitz, Bruce. “The Soviet Target Highlights in the Intelligence Value of Gambit and Hexagon, 1963–1984.” National Reconnaissance, Journal of the Discipline and Practice (2012), Issue 2012-U1: 103–120.
- Brugioni, Dino A. Eyes in the Sky: Eisenhower, the CIA, and Cold War Aerial Espionage. Annapolis, MD: Naval Institute Press, 2010.
- COMOR Photo Working Group Policies and Procedures, CWG-D-9/6, 21 May 1964. CREST; NARA.
- Cyrus R. Vance to Vice Admiral William F. Raborn, USN (Ret), 12 June 1965. Accessed March 2, 2016. http://www.nro.mil/foia/declass/MOL.html
- Director of Central Intelligence Directive No. 2/7, 9 August 1960. CREST; NARA.
- Hall, R. Cargill. “The Truth about Overflights.” The Quarterly Journal of Military History 9, no. 3 (1997): 24–39.
- High Resolution Photography, Volume I – Text, 20 October 1967. Accessed January 16, 2017. http://www.nro.mil/foia/declass/mol/445.pdf
- Intelligence Requirements For Satellite Reconnaissance Systems Of Which SAMOS Is An Example, USIB-D-33.6/8, 5 July 1960. Accessed July 12, 2016. http://www.nro.mil/foia/declass/WS117L_Records/665.PDF
- Intelligence Targets for MOL Crew Training, 5 February 1969. Accessed August 20, 2016. http://www.nro.mil/foia/declass/mol/673.pdf
- McDonald, Robert A., and Patrick Widlake. “Looking Closer and Looking Broader: Gambit and Hexagon – The Peak of Film-Return Space Reconnaissance after Corona.” National Reconnaissance, Journal of the Discipline and Practice (2012), Issue 2012-U1: 39–74.
- Memorandum for the Record, 24 July 1964. CREST; NARA.
- Memorandum for Record, PSAC Review of MOL Program, 5 September 1967. Accessed August 20, 2016. http://www.nro.mil/foia/declass/mol/430.pdf
- Message re DORIAN optical studies, 20 May 1965. Accessed August 20, 2016. http://www.nro.mil/foia/declass/mol/93.pdf
- Mission Coverage Index, Mission 4017, 29 April-3 May 1965. CREST; NARA.
- Oder, F. C., J. C. Fitzpatrick, and P. E. Worthman. The CORONA Story. Chantilly, VA: Center for the Study of National Reconnaissance, National Reconnaissance Office, 2010.
- Oder, F. C., J. C. Fitzpatrick, and P. E. Worthman. The GAMBIT Story. Chantilly, VA: Center for the Study of National Reconnaissance, National Reconnaissance Office, 2012.
- Outzen, James (ed.). The Dorian Files Revealed, a Compendium of the NRO’s Manned Orbiting Laboratory Documents. Chantilly, VA: Center for the Study of National Reconnaissance, National Reconnaissance Office, 2015.
- Pedlow, Gregory W., and Donald E. Welzenbach. The Central Intelligence Agency and Overhead Reconnaissance: The U-2 and OXCART Programs, 1954–1974. Washington, DC: Central Intelligence Agency, 1992.
- Perry, Robert A. A History of Satellite Reconnaissance, Volume IIA – SAMOS. Washington, DC: National Reconnaissance Office, 1973.
- Perry, Robert A. A History of Satellite Reconnaissance, Volume IIB – SAMOS E-5 and E-6. Washington, DC: National Reconnaissance Office, 1973.
- Perry, Robert A. A History of Satellite Reconnaissance, Volume IIIA – GAMBIT. Washington, DC: National Reconnaissance Office, 1974.
- Perry, Robert A. A History of Satellite Reconnaissance, Volume IIIB – HEXAGON. Washington, DC: National Reconnaissance Office, 1973.
- Proposed MOL Program, June 28 1965. Accessed August 20, 2016. http://www.nro.mil/foia/declass/mol/98.pdf
- Requirements for Satellite Photography for about the Next Five Years, 4 November 1964. CREST; NARA.
- Revised Target File for KH-7 Satellite Reconnaissance, CWG-D-20/10, 26 June 1964. CREST; NARA.
- Robert P. Mayo to Honorable David Packard, 13 February 1969. Accessed August 20, 2016. http://www.nro.mil/foia/declass/mol/679.pdf
- Ruffner, Kevin C. (ed.). CORONA: America’s First Satellite Program. Washington, DC: Central Intelligence Agency, 1995.
- SAMOS Orbital Satellite Reconnaissance System. Accessed January 4, 2017. http://www.nro.mil/foia/declass/WS117L_Records/733.PDF
- State Department Briefing, 26 March 1964. CREST; NARA.
- Statistical Evaluation of the First Fourteen GAMBIT Missions, USIB-D-41.18/8, 21 January 1965. CREST; NARA.
- The Intelligence Value of the MOL Program, 15 May 1968. Accessed August 20, 2016. http://www.nro.mil/foia/declass/mol/527.pdf
- Total Active COMOR Targets (August 1960-To Date), n.d. CREST; NARA.
- Welzenbach, Donald E. “Observation Balloons and Reconnaissance Satellites.” Studies in Intelligence 30, no. 1 (1986): 21–28.