The NRO periodically reviews collections of records associated with a single historically significant NRO program or project for declassification and public release. This program is required by Section 3.4 of Executive Order 13526, Systematic Declassification Review.
Buckets to Bits: Film Return to Digital Return
FULCRUM: Case Study and Competition for HEXAGON
A History of Satellite Reconnaissance (Perry Histories)
- A History of Satellite Reconnaissance: Volume I - CORONA - 10.85 MB PDF (Re-released September 2018)
- A History of Satellite Reconnaissance: Volume IIA - SAMOS - 10.12 MB PDF (Re-released September 2018)
- A History of Satellite Reconnaissance: Volume IIB - SAMOS E-5 and E-6 - 7.87 MB PDF (Re-released September 2018)
- A History of Satellite Reconnaissance: Volume IIIA - GAMBIT - 13.59 MB PDF (Re-released September 2018)
- A History of Satellite Reconnaissance: Volume IIIB - HEXAGON - 6.45 MB PDF (Re-released September 2018)
- A History of Satellite Reconnaissance: Volume IV - 6.54 MB PDF (Re-released September 2018)
- A History of Satellite Reconnaissance: Volume V - Management of the NRO 1960-1965 - 9.89 MB PDF (Re-released September 2018)
- Index, Declassified Collection of ITEK Records - June 2000 - 63KB PDF
- Index, Declassified Collection of CORONA, ARGON, and LANYARD Records - November 26, 1997
- Index, Declassified Collection of CORONA, ARGON, and LANYARD Photographs
- Index, Declassified Collection of the WS117L, SAMOS, and SENTRY Records
- Index, Declassified NRO Staff Records
- Index, Declassified GAMBIT and HEXAGON Records and Histories - September 17, 2011
- Index, Declassified QUILL Records, Histories and Lecture - July 9, 2012
- Index, Declassified Hexagon 1201-3 Recovery Records - August 16, 2012
- Index, Declassified Hexagon Records - October 1, 2012
- Index, Declassified GAMBIT Dual Mode Records - January 10, 2013
- Index, Declassified Project UPWARD Records - August 26, 2014
- Index, Declassified Project AFTRACK Records - October 7, 2015
- Index, Declassified Manned Orbiting Laboratory (MOL) Records - October 22, 2015
- Index, Declassified SIGINT Phase II Records - November 29, 2017
- Index, Declassified D-21 Drones Program Records - March 21, 2019
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