◆ SpookStack

~ ofa Memorandum UNITED states GOVERNMENT 3 DIRECTOR, “FBI Fal : ‘DATE: 8/30/30 i TS AL SECURITY --R . telet “Newark ‘to Bureau 6/20/51. ReBulet 6/1/51. Several books dealing with ALBERT EINSTEIN's life were examined. Many contained no pertinent information, but a book written by PHILIP? FRANK and translated from German was published -— -— in 1947 by ALFRED A. KNOPH. It is entitled “Einstein--His Life and Times," and on page 293 FRANK mentions a Miss HELEN DUKAS, who 2 * was connected with EINSTEIN since 1928 as a secretary and later as 4 his housekeeper. ‘She was @ native of the same town in Swabia Province TT | ; ——{in Germany as his wife;-ELSA. On page 110 FRANK mentions a Professor LADENBURG, a German physicist, who lived and worked with EINSTEIN for a long time in Berlin and who is now in Princeton. This individual is probably - identical with Professor RUDOLPH WALTIERALADENBURG, a ant heen of physics at Prin on University, Princeton, NJ since 1931 held var Governmen On page AL Tana mentions a Hungarian, CORNELIUS NCZOS, and an Austrian, WALT. MAYER, @s collaborators and assistants of INSTEIN in Berlin. MA! is described by FRANK as being at Princeton Universit: S On page 274 FRANK lists, a PEPER BERGMAN and @ VALENTIA _ UNRECOnnrn nn. HEREIN IS UNCLASSIFIED DATEL ay Diop Leste RECORDED - 8. woe, ' D - 43 les, 7 KOcrP 12 1951 Pathe Tran ve ie pamrren NG SS