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• Author, Sir William Congreve and His Compound-Plate Printing (1967), published as United States National Museum Bulletin 252, Contributions from the Museum of History and Technology:71.

  Author of "Experimental Graphic Processes in England 1800-1859" (Journal of the Printing Historical Society, Number 4, 1968), which contains a section on medal ruling. This material was reproduced in The Art of Medal Engraving (Bird & Bull Press, Newtown PA, 1991).

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