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 mark and biographical information on maker, p. 335Book: Ensko, Stephen G. C. 1948 American Silversmiths and Their Marks III. 285 p.
• Information on James D. Philips, p. 201Book: McGrew, John R. 2004 Manufacturers' Marks on American Coin Silver. 176.
• Information on James D. Philips and pseudo hallmarks, p. 68