◆ SpookStack

REPORT ® of the @ _ n Lt. LABORATORY 2as, FEDERAL BUREAU OF INVESTIGATION WASHINGTON, D. C. 20535 to: SAC, Washington Field Office Date: January 5, 1972 (164-169) FBI File No. 164—2111 Re: WORJAK Lab. No. Pw'F11228132 LL Specimens received 12/28/72 X2 Qne-page typewritten letter to Air Line Pilots As 9/70, bearing the signature of b6é b7c Result of examination: The typewriting on K2 is the same size and style as the typewriting on Q23 through Q28, Q33 and Q34, but it was not determined whether these specimens were prepared on the same typewriter because of a lack of significant defects. not determined whether the writer of the signature on K2 prepared any of the —s_. b6é questioned writing in this case, because of a lack of bic comparable material, K2'was photographed and is returned herewith. JANG 1972 FBI -— SEATTLE DB Cooper-555/