Article: Schmiegel, Karol A. 1975 Pastel Portraits in the Winterthur Museum. Antiques. CVII (2): 323-331.
• Published on p. 325.Article: Richardson, Edgar P. 1972 "William Williams - A dissenting Opinion". American Art Journal. 4 (1): 5-23.
• Published as fig. 20, p. 22-3.Book: Peck, Amelia. 1990 American Quilts and Coverlets in the Metropolitan Museum of Art.
• Published on p. 19Book: Jeffares, Neil. Dictionary of pastelists before 1800.
• Listed on p. 566Book: Eaton, Linda. 2007 Quilts in a Material World: Selections from the Winterthur Collection.
• Published: p. 52Book: Peck, Amelia. 2007 American Quilts & Coverlets in the Metropolitan Museum of Art.