◆ SpookStack

FD-36 (Rev.8-29-85) TRANSMIT VIA: PRECEDENCE: CLASSIFICATION: Teletype Immediate TOP SECRET Facsimile Priority SECRET AIRTEL Routine CONFIDENTIAL UNCLAS E F T O UNCLAS Date 9/19/91 DIRECTOR, FBI ADIC, NEW YORK (9A-NY-208842) (P M b6 SUBJECT: HANSHR M clean: b7C VICTIM; JOANYRIVERS - VICTIM; EXTORTION/THREATENING MAIL (00: NY) REOUEST OF THE BUREAU DOCUMENT SECTION It is requested that the enclosed documents signed "mr. Clean" be compared to the threatening letter and extortion. section of the anonymous letter files. Enclosed for the Bureau are the following original. documents*contained in one envelope:. 1. 2 - typed letters addressed to. and JOAN RIVERS not dated. 2. 1 - envelope addressed tc. post marked August 28, 1991. 3. 1 - post card addressed tc. post marked August 30, 1991. The above evidence has not been subjected to any other examinations. For information and lead assistance for Laboratory.. -Bureau (Encl.) 2-New York LWH:emt OCT 21 1991 (6) Approved: Transmitted Per (Number) (Time)