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1 February 1961
SIGINT report on Cuban Pilot training in Czechoslovakia (1 page)

10 April 1961
Soviet Merchant ship Nikolaj Burdenko delivers military cargo to Cuba (2 pages)

23 May 1961
Operators' chatter reveals Cuban air force personnel to learn Russian (5 pages)

18 June 1961
Radar being installed; possible for use with artillery units (4 pages)

19 June 1961
Spanish-Speaking pilots training at Trencin Airfield, Czechoslovakia, on 31 May 1961 (1 page)

19 June 1961
SIGINT report on Cuban pilot training in Czechoslovakia (1 page)

30 June 1961
Soviet freighters scheduled to call Cuba in July 1961 (1 page)

Please Note: These historical documents are PDF images of formerly classified carbon paper and reports that have been declassified. Due to the age and poor quality of some of the PDF images, a screen reader may not be able to process the images into word documents. In accordance with Section 504 of the Rehabilitation Act of 1973, as amended, individuals may request that the government provide auxiliary aids or services to ensure effective communication of the substance of the documents. For such requests, please contact the Public Affairs Office at 301-688-6524.