Harry B. Wehle. The Metropolitan Museum of Art: A Catalogue of Italian, Spanish, and Byzantine Paintings. New York, 1940, p. 8.
Christian Brinton. Russian Culture in America. Philadelphia, 1940, unpaginated, calls it "a sterling character likeness of the Ryazan peasant Ivan Rodin".
Robert C. Williams. Russian Art and American Money, 1900–1940. Cambridge, Mass., 1980, p. 104.