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pe -@ey REPORT ~e . Y of the KO, wait... LABORATORY ——a._ FEDERAL BUREAU OF INVESTIGATION a | WASHINGTON, D. C. 20535 _ to: FBI, Washington Field Office ; Date: ‘May 25, 1970 (9-new) FBIFileNo. Q9-51228 — - Re: UNSUB; Threatening Letter Postmarked = tsb: No. D-700518058 HW 5/6/70 at Dubuque, Iowa, received by United States. Senator EUGENE MC CARTHY - VICTIM; . _ EXTORTION Specimens received 5/15/70 . Q1 Envelope postmarked "DUBUQUE IOWA MAY/6®1970 AM" bearing ste Jo3- handwritten address "U. S. Senator Eugene McCarthy Washington, | Q2 Accompanying handwritten letter beginning "Mr. McCarthy: With Nit wit Senators..." and ending "...Red Red Red" Results of examination: Specimens Ql and Q2 were searched in the appropriate sections of the Anonymous Letter Fid& without effecting an identification. Representative copies have been added to this file for possible future reference. Nothing of particular significance was noted during. ‘ the physical examination of specimens Q1 and Q2 which would associate these items with a specific source. The submitted items have been photographed and will be returned separately. Tolson JeLoach ValterS a dohr 3ishop Casper Callahan —___ . na Zonrad ~ . Felt Gale —____ Rosen Sullivan Tavel Soyars Tele. Room dtolmes Sondy , . TaD: th (6) YO, MAIL ROOMC_] TELETYPE uNITL_] a oe ee ae