Book: Cooper, Wendy A. & Minardi, Lisa. Paint, Pattern & People: Furniture of Southeastern Pennsylvania 1725-1850.
• Published: fig. 4.2, pp. 154 and 257.Book: Earnest, Russell D. & Earnest, Corinne P. 1997 Papers for Birth Dayes: Guide to the Fraktur Artists and Scriveners. 2 vols. 909.
• On Eyer, see pp. 256-260.