Skip to content


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


Select a year

3 entries found for [year:1985]

    Page 1 of 1
    Walter Breen Review 1985

    Walter Breen Review

    Includes 16-page detailed critique of Walter Breen's half cent book by Roger S. Cohen, a letter to Walter Breen, and a copy of the 1807 entry in Breen's book that Cohen has "edited."

    Dr. Wallace Lee Correspondence 1985

    Dr. Wallace Lee Correspondence

    Assorted correspondence with Dr. Wallace Lee.

    Jeff Rock Correspondence 1985

    Jeff Rock Correspondence

    Assorted correspondence with Jeff Rock.

      Page 1 of 1
      NNP is 100% non-profit and independent // Your feedback is essential and welcome. // Your feedback is essential and welcome.