Center for the Study of Intelligence (CSI) Timeline CIA Factbook on Intelligence https://www.cia.gov/cia/publications/facttell/timeline_key.html archive copy at the Wayback Machine Key:

1. German Enigma Enciphering Machine WWII
2. Special Forces' Wings WWII
3. Virginia Hall's Distinguished Service Cross WWII (Courtesy of Lorna Catling)
4. OSS/Early CIA Time Stamp, ca.1945
5. On the Front Lines of the Cold War: Documents on the Intelligence War in Berlin, 1946 to 1961
6. The CIA Under Truman
7. Venona: Soviet Espionage and the American Response, 1939-1959
8. Selected Estimates on the Soviet Union 1950-1959
9. Sign, North Building, Original CIA Headquarters, 2430 E Street, Washington, D.C. ca. 1950
10. Corona: America's First Satellite Program 1960
11. Air America Cap, ca. 1960
12. Pneumatic Tube System, Original Headquarters Building ca. 1963
13. The CIA and the U-2 Program, 1954-1974
14. Winter Hat, Soviet Military ca. 1980
15. Minox ‘Model B' Camera 1948-1972
16. Soviet Infrared Night Vision Device, ca. 1970s
17. Intentions and Capabilities: Estimates on Soviet Strategic Forces, 1950-1983
18. At Cold War's End: US Intelligence on the Soviet Union and Eastern Europe, 1989-1991
19. Canteen, Iraqi Military ca. 1991
20. Helmet, Iraqi Military ca. 1991
21. Caltrop (tire spike) 1991
22. The Day the Wall Came Down, ©1991 by Veryl Goodnight, Berlin, Germany
23. Studies in Intelligence
24. Psychology of Intelligence Analysis by Richards J. Heuer, Jr. 1999
25. In June 2002, the CIA commemorated the 60th anniversary of the Office of Strategic Services with a special publication of Studies in Intelligence and a new legacy exhibit on the OSS in the CIA Museum.

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