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of the Lat. LABORATORY ua FEDERAL BUREAU OF INVESTIGATION WASHINGTON, D. C. 20535 To BSAC, Les Angeles (9-new) ! ‘porno 25, 1978 Re: QNKNOWN SUBJECT, aka Combat Umit yo" ore hon26133 PF Los Angeles &.L.A.; ARCO, Raseda, California = VICTIM; ARCO North Mills Northridge, California - VICTIM; ARCO Sales Offiee Morth Van Nuys, Galifernia - Vietin; EXTORTION Specimena received &~15-74 Ql Envelope postmarked "U.8. POSTAL SERVICE, CA 913 4B PM 6 APR 1974," bearing ,s7Pewritten address “Areo 7555 Reseda Bivd. Reseda, Ca.* Qe2 Photocopy of one page letter bearing hand printing "WARNING" end typewriting beginning "YOUR ACTION IN ILLEGALLY ..." Q3 Envelope postmarked "U.S. POSTAL SERVICE, CA 913 4B PM 5 1974," bearing typewritten address “Areo North Hilis 3708 Devonshire, Northridge, Calir® Qe% Photocopy of ene page letter bearing hand printing "WARNING” and typewriting beginning "YOUR ACTION IN ILLEGALLY ...* Q5 Envelope postmarked "J.8. POSTAL SERVICE, CA 913 &A PM 5S APR 1974," bearing typewritten address “Areo Sales Offiee no fico Havenhurst Van Nuys, Galif.* Qe6 Photocopy of one page letter bearing hand printing "WARNING" end typewriting beginning "YOUR ACTION IN GALLY ..." Result of examination: - Q2 through Qcb were not assoelased with material maintained in tae Anonymous Letter File. Gopies have been added thereto. fhe typewriting on Ql through Qc3 is too limited Go ehassify; however, this typewriting most slosely resembles Page 1 . (over) BRG mew | (6)