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ALL WN), GR) 9 Nos at Sig TO: SAC, NEW YORK DATE: 9/17/59 1] tf “i. 4 ~~. SEC. SUBJECT: SOCIALIST WORKERS PARTY - NATIONAL > OS IS - SWP bane” NY 100-4013 ~~ BU 100-16 HIGHLY CONFIDENTIAL souRcEggy SOCIALIST WORKERS PARTY - NEW YORK LOCAL _— IS - SWP NY 100-97078 BU 100-16-35 HIGHLY CONFIDENTIAL SOURCE SAC and Bureau authority were granted on 5/7/59 to develop and — @ continuing basis. These highly confidential sources have access to the building located at 116 University Place, New York City, which is headquarters for captioned organizations. Extremely valuable information has been obtained on other occasions when these sources were contacted. It is anticipated that a recontact will be made between midnight and 6:00 a.m., 9/29/59. ill be in charge and the security set forth at the time of the original authorization remains the same. =e ore 7k - TT Trae Mass bree 8 | te’