Article: Evans, Nancy Goyne. 02//1973 Documented Fraktur in the Winterthur collection, Part I. Antiques. 103 (2): 307-18.
• Published as fig. 7, p. 311.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. 258.Book: Amsler, Cory M. 2001 Bucks County Fraktur.
• For more on Eyer, see pp. 256-261.Article: Hershey, Mary Jane Lederach. "The Notenbüchlein Tradition in Eastern Pennsylvania Mennonite Community Schools", in Amsler, Cory M. Bucks County Fraktur. 115-49.
• More info. on Eyer and the music book tradition. Listed on p. 133, fn. 63.Book: Schiffer, Margaret B. 1980 Arts and Crafts of Chester County.
• Published on p. 205.Book: Ebert, John & Ebert, Katherine. 1975 American Folk Painters. 225 p.
• Published on p. 191.Article: Weiser, Frederick S. 1980 "I A E S D: The Story of Johann Adam Eyer (1755-1837), Schoolmaster and Fraktur Artist, With a Translation of His Roster Book, 1779-1787", in 1980. Ebbes fer Alle-Ebber, Ebbes fer Dich/Something for Everyone, Something for You: Essays in Memorium for Albert Franklin Buffington. 14. 437-506.
• Published as fig. 23, on p. 470.Book: Bird, Michael S. 2002 O Noble Heart: Fraktur and Spirituality in Pennsylvania German Folk Art.
• Published as fig. 141, on p. 137.