TLS, one page, 8 x 10.5, FBI letterhead, September 10, 1970. Hoover writes to Peter M. Flanigan, Assistant to the President. In part: “In compliance with your request … there are enclosed the original and one copy each of three memoranda captioned, respectively, “Intelligence Gathering and the Hijacking Problem,” “Screening of Passengers—Hijacking Profile,” and “Recruitment and Training of Personnel.” As requested, we have included in the memoranda ideas, thoughts and suggestions. However, these are not to be considered as recommendations of the FBI. Upon removal of the classified material, this transmittal letter becomes unclassified.” The letter bears the typed heading “secret.” In fine, bright condition. R&R COA.