Bibliography: Herringshaw, Thomas William. Herringshaw's Encyclopedia of American Biography of the Nineteenth Century, Chicago, IL:American Publishers' Association, 1902. page 71 BAKER, WILLIAM SPOHN, antiquarian, author, was born April 17, 1824, in Philadelphia, Pa. He possesses a collection of engraved portraits of George Washington which is the most complete that is known; and his number of medals of Washington is second only to that of William S. Appleton, of Boston; while his collection of biographies of Washington is the most noted in existence. He is the author of Origin and Antiquity of Engraving; American Engravers and their Works; William Sharp, Engraver, and His Works; Engraved Portraits of Washington; Medallic Portraits of Washington; Character Portraits of Washington; Bibliotheca Washingtoniana; and Itinerary of George Washington.