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JOHN EDGAR HOOVER -- ~~ DIRECTOR —*" Sederal Bure of Investigation Ynited States Departinent of Justice — Washinston, B.C. bic — January ’ 1940 62-556L0-9 MEMORANDUM FOR MR, LADD . : L Anonymous Communications to K National Labor Relations Board _. signed John “Rogers. ‘Daw i Ons DOs nae stan sje Pe cember 18, 1939 with which was transmitted a typewritten letter bearing the - - typewritten signature "isaac Kibser", The same contributor under date of October 28, 1939 transmitted other typewritten evidence to the Bureau for whatever value it may serve or for ‘such investigative action as may be deemed necessary. The evidence submitted with these two letters is listed below. 62-55640-3 Q4. Typewritten letter beginning "Now as there is nothing#", 1 Ql. Envelope postmarked "27, New York, New York, October 25, 1939, 1:30 P. Me". Q2. Typewritten letter beginning "in Colsed find First, Q3. Typewritten. letter beginning "its allways Good for ake, 1 envelope postmarked "ll, Washington, D. C., October 25, 1939, 8 P, M.*. 1 newspaper clipping entitled " Pan Biles 5 Killed Steam", . eSCORDED & INDEXED 43-55: £4. 55646 6 The typewriting on specimens Ql, Q2 anlif"was’ concluded to have been prepared on the same machine. A comparison with the 194° standards on file in the Technical Laboratory has resulted ‘in ‘ conclusion that these three specimens were prepared on @ typetr ear