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Director, FBI Re: BENJAMIN "BUGS" SI=GEL, MISC., INFO, CON; CRIME SURVEY TECHNICAL SURVEILLANCES ed as Las Vegas Turf Club onséquently, the only proper way to esignate the LD Lines is to designate them aa Las Vegas Turf Club LD Lines 1, 2, 3, and 4, Telephone number Las Vegas 7070. The previous designation in July, 1946, of the following: LD Line 1, Las Vegas 2460 LD Line 2, Las Vegas 2283 LD Line 3, Las Vegas 2284 LI Line 4. was in error insofar as the telephons numbers were conce br It was believed that this error had been pre- viously corrected, . Very truly yours, Special Ag in Charge -2- 1S