Sellers, "Portraits & Miniatures by C.w.peale". Trans. Amer. Phil. Soc., V.42, Pt. 1, Philadelphia, 1952.
Sellers No. 691:
Sellers, Charles Coleman, "Charles Willson Peale with patron and populace," (Transactions of the American Philosophical Society, new ser., vol. 59, pt. 3) Philadelphia: American Philosophical Society, 1969, no. Sp110a, 46a.