Born February 14, 1812 (or 1817), in Sparta, N.Y. Studied with his brother Frederick and with Thomas Cummings. Lived in New York, 1831–38. Served as "portrait and botanical artist" on the Wilkes around-the-world expedition, 1838–42. Lived in Washington, D.C., 1842–46. Prepared over half the illustrations for Wilkes's six-volume Narrative of the United States Exploring Expedition (1844–-45). Married Elizabeth Hill Kennedy of Alexandria, 1845. Died January 5, 1846, in Washington, D.C.
Andrew J. Cosentino and Henry H. Glassie The Capital Image: Painters in Washington, 1800–1915 (Washington, D.C.: Smithsonian Institution Press for the National Museum of American Art, 1983)