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.
• Information on partnership and William D. Briggs, pp. 30, 76Book: Darling, Herbert. 1964 New York State Silversmiths. 228 p.
• Information on partnership and William D. Briggs, pp. 17, 39Book: McGrew, John R. 2004 Manufacturers' Marks on American Coin Silver. 176.
• Description of mark and brief work history on partnership, William D. Briggs and Richard C. Akerly, pp. 11, 20, 35, 47