Book: Belden, Louise C. 1980 Marks of American Silversmiths in the Ineson-Bissell Collection. 506 p.
• An illustrated glossary of spoon terms, pp. 467-488Book: Belden, Louise C. 1980 Marks of American Silversmiths in the Ineson-Bissell Collection. 506 p.
• Example marks, brief background information, sources, pp. 369-370, Fig. aBook: Goldsborough, Jennifer Faulds & Harper, Ann Boyce. 1975 Eighteenth and Nineteenth Century Maryland Silver in the Collection of the Baltimore Museum of Art. 204 p.
• Information on Philp B. Sadtler and the partnership, pp. 194-195