From the report by V.H. Krulak

Cuba, The Exchange of Intelligence Concerning Communist Subversive Activities — First Draft

From the Califano Series in the JFK Assassination Files

In “Cuba, The Exchange of Intelligence Concerning Communist Subversive Activities — First Draft”, part of the Califano Series (Box 3, Folder 10) within the JFK Assassination Files authorized for release in 2018, author V.H. Krulak sends the Service, OSD, and Joint Staff with Secret classification on March 13, 1963.

Artist seeking better explanations