◆ SpookStack

a of the Leu LABORATORY fas. FEDERAL BUREAU OF INVESTIGATION _ WASHINGTON, D.C. 20535 — a SAC, Milwaukee =e Oe . Hay 28, 1973 From: Director, Federal Bureau of Investigation Re: UNSUD; TUREAT TO BOMB °° Your, = $7 AS HS DORA BUILDING | Youre £74 few . "CNONA AVE? TOR . _ 7 ‘ . a : : - = DIES, WESCONSEE oo) FBI File No, 174-4201 ied rw) 73t SOND GHREAP ee Lab.No, = D#730521098 LL Reference Airtel dated 5/17/73 The material described below has been searched in the following file without effecting an | identification: Anonymous Letter File Copies have - been added to this file for future reference. The submitted material is being veturned with the fingerprint report. MATERIAL SUBMITTED: | | Enyclope bearing hand priated address “CLERK OF COURT, UNItEG SATSS DISTRICT, COURT, VeatoRN DISTRICT OF WISCONSIN, MADZ SON, WASCONDLN y wu 2OL 9% Bacet of ruled paper bees sag hand printed nossage egaunang > “Doar Sivace™ through QS Three sheats of blak rated paper aoe een mere fm mn natant ere age age ase Ae eee tener “4 « Milwaukee (98-879)