Book: Ketchum, William C. 1987 Potters & Potteries of New York State, 1650-1900.
• Related: Information on Seymour & Co., p. 172-176, 499, 566.Book: Broderick, Warren F. & Bouck, William. 1995 Pottery Works: Potteries of New York State's Capital District and Upper Hudson Region.
• Related: Information on Seymour & Co., p. 115-119.Book: Ries, Heinrich & Leighton, Henry. History of the Clay-Working Industry in the United States.
• Information on working dates, p. 155.Catalogue: McCombs, W. Douglas, et al. 01//2007 Paul Cushman: The Work and World of an Early 19th Century Albany Potter.
• References to archaeological examples of Seymour pottery, pp. 47-48.Catalogue: Crocker Farm, Inc. Crocker Farm Auction Catalogue.
• The catalogue for the March 5, 2011 sale includes a stoneware jug stamped by Seymour and having a bird design on p. 3, cat. no. 5.