Book: Hutchins, Catherine E., et al. 1983 Arts of the Pennsylvania Germans.
• Published as pl. 36.Article: Evans, Nancy Goyne. 02//1973 Documented Fraktur in the Winterthur collection, Part I. Antiques. 103 (2): 307-18.
• Published as fig. 1, pp. 307-8.Book: Earnest, Russell D. & Earnest, Corinne P. 1997 Papers for Birth Dayes: Guide to the Fraktur Artists and Scriveners. 2 vols. 909.
• Published on p. 263.Article: Minardi, Lisa. 2007 "A Timely Discovery: The Story of Winterthur's Jacob Graff Clock". Antiques and Fine Art. 7 (5): 238-239.
• Published as fig. 4, p. 239.Book: Cooper, Wendy A. & Minardi, Lisa. Paint, Pattern & People: Furniture of Southeastern Pennsylvania 1725-1850.
• Published: fig. 3.28, pp. 132 and 254.Article: Minardi, Lisa. 2011 From Millbach to Mahantongo: Fraktur and Furniture of the Pennsylvania Germans. American Furniture. 2-119.
• Published: fig. 15, p. 11.