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, p. 396Book: Ensko, Stephen G. C. 1937 American Silversmiths and Their Marks II. 82 p.
• Example of mark and some background information, p. 69Book: Darling, Herbert. 1964 New York State Silversmiths. 228 p.
• Background information on different Stollenwerck groups, p. 170