Franklin Vincent Reno was a mathematician and civilian employee at the United States Army Aberdeen Proving Ground in Maryland in the 1930s. Reno was a member of the "Karl group" of Soviet spies which was being handled by Whittaker Chambers until 1938. Reno confessed in late 1948 to his espionage activities on behalf of the GRU. He is listed as number "118th" in the Gorsky Memo.
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Vincent Reno Wikipedia(Text) CC BY-SA