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poner be eI Py 48 eo Office. Mei ; dui + UNITED... | GOVERNMENT To ‘ DIRECTOR vat 100-338978) DATE: - 2 /9 . ay , (3378995 ; v hor Eka BAC, WEWARK (2100-29624) Deer sunyecty (2100-32986)... ay SEGRE diss poms, was INTERNAL SECURITY « B ALBERTCEINSTEIN 2 srINTERNAL SECURITY © RESIN, pl ORIGIN: NEWARK an ff eo Jia cly )_ \Maserence Newark letter to Bureau entitled “HELEN fOr Sey UKAS, was ~ IS-R" dated 9/29/51, and Fewark letter P Bee] to Bureau entitled “ALBERT EINSTEIN, IS-R, 9/3/Sh. i\ 0% The files concerning above captioned subjects have * en reviewed in the Newark Office for the purpose of ascert a what leads are outstanding and necessary investigation to bri both of these cases to a lozical conclusion. F In regard to HELEN DUKAS, she is currently engaged at it | as a Secretary-housekeeper for Dr. ALBERT EINSTEIN at his reaidence at 112 Mercer Street, Frinceton, Kew Jersey. She hae previously advised she bas been associated in that capac with Dr, FINSTE1LN aince 1928, (was approximately 1929-1931. During this time Dr. EINSTE1® Communist Sympathizers. One of these secretarics decoded th Soviet Espionace messazes and in turn pareed them on to a courier who was responsible for oseone| between EINSTEIN's office and Soviet Officials in Moscowe/ X) av HELEN DUKAS was apparently working as EINSTEIN's 0 b personal secretary during the period of 1929-1931, during which time this office was used ae a cable crop, Further, . aining — t. pr . ‘ Investication in this matter has been preaicated Jf-4 upon information previously furnished alleging that Doctor sfie/¢y KINSTEIR's office in Berlin, Germany was used as @ cable drop |, >, for a Soviet Espionaze Ring operating in the Far East, This ok ss, *s Mak allegediy had two secretaries in his office, both of whom were rr a ONG investigation in this matter has reflected she has in the gas past been in contact with known espionage agents in Euroy “ . +f ee Ge? interviewed on Eeptember 1, 195), Professir t MAX YO" LAUE in Rerlin, Gormany, who advised that he 4 not recall the date that he met DUKAS for the riret t but he does recall hearing she was a secre oF ; pa ks FEF 77 eee Sr we a TEK/eae SR “ReT RECOKDED REJISTERED MAIL SEQ R baht. 12 1954 | - y { - . : —GINVIgisg OO 400 0 UU ae it ge ee pe im Bs e 7