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Resident of Bethesda, Maryland. Married to Deborah with five children. Employed as a certified public accountant.

Author of American Half-Cents - The Little Half Sisters in 1971. Two thousand copies were printed. A second edition was published in 1982. He made a presentation at the ANS COAC in 1984. The EAC honored Cohen with their annual award in 1990. obit: NUM 103 Sep 1990 page 1504; DOD: SSDI


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3 entries found for [year:1970]

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    Half Cent Whist 1970

    Half Cent Whist

    Score sheets of half cent "whist" matches, including Cohen vs. Munde (6/17/72 and 10/31/70) and Munson (6/26/71), and related Penny-Wise articles, fantasy whist match against Brobston, Cohen v. McGuigan (9/9/82), and McGuigan-Fischer-Guth (10/1981).

    Richard Bilancia Correspondence 1970

    Richard Bilancia Correspondence

    Assorted correspondence between Richard Bilancia and Roger Cohen.

    U.S. National Archives Notes 1970

    U.S. National Archives Notes

    Cohen's handwritten research notes from a visit to the U.S. National Archives.

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