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CP '$pU~U52 8 October 1953 / 1. Reference is made to our memorandum dated 1? duly 1953 requesting a covert security clearance to pervr.it TSS to utilize the Subject's personal knowledge in connection with a highly sensitive research probleniineident -to Project MKULTRA,. 2. In accordance with the provisions set forth 'in the Director's Memorandum of 14 February 1949, entitled "Security ana Operational ' Clearances", a covert security clearance is granted for the covert use of the Subject as described in^your request as set forth in Paragraph 1, above, ^ * 3. The Subject is not to represent himself as, nor is he to be represented as, an employee of CIA. 4. Your attention is called to .tie fact that a covert security clearance dees hot^cphstitute complete compliance with the provisions of ' Therefore, if you should desire at a-later-— date to change the status or use of this individual, a req'. est for clearance to cover any proposed change should be submitted to this office. 5. This clearance becomes invalid in the evsnp the Subject's services are not utilized within 60 days of the data of this memorandum. (7 October 1953) Distribution: Addressee - Qrig. - 2 dd/p/tgs ,*v„ -'-KC: