"Unknown. Portrait. 13 x 29. The original of this strong likeness would seem, from his garb and general appearance, to have been some old German professor or ecclesiastic, perhaps both. It is a well painted piece."
A Catalogue of Paintings in the Gallery of D.W. Powers, Rochester, N.Y. with Explanations and Sketches of Painters by C.C. Merriman. Rochester, N.Y.: E.R. Andrews, Book and Job Printer, Aqueduct Street, 1877.