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eic_. LABORATORY —-2— . ee “aoe FEDERSL“CURERU OF INVESTIGATION . WASHINGTON, D.C. 20535 So Te: ortland (7-483) | Dete: June 26, 1974 ft . FBIFUe No. - 715900 i ; a ree: D-74061011T PFS Specimens srecelved 6/10/74 - Qcl535 Photocopy of picture postcard postmarked "U.S. POSTAL SERVICE, OR 974 PM 23 MAY 1974" bearing hand printed address "RICHARD NIXON "WHITE" HOUSE PENNSYLVANIA AVE. WASHINGTON, D.C." and hand printed message "DEAR KING WE KNOW WHERE PATTY. : HEARST IS BUT WAIT 'TILL WE GET YOU DAUGHTER. A CONCERNED CITIZEN FOR FREEDOM!" Result of examination: Qcl535 was not associated with material maintained in ae oom mee the Anonymous Letter Fi.e. Copies have been added thereto. A definite conclusion was not reached whether the questioned writing on @ci535 was prepared by any of the writers os of the unidentified questioned writing, known writing or purported known writing on items submitted in this case an@ in case captioned "Symbionese Liberation Army (SLA) EM," due to the presence of unexplained variations and the lack of sufficiently comparable writing. However, nothing of particular significance was observed in this comparison. Qcl535 is retained.