Found in 3 Collections and/or Records:
Professor of Fine Arts at Amherst College, 1956-1992. Collection includes his watercolor sketches and photographs made while serving with the U.S. Army during World War II, primarily in New Guinea, 1944-1946. Also, a brief typescript memoir of his war experiences written in 1985 (revised 2003), and research material on the artist Peter Blume for his 1987 book on him.
Most of the collection conists of pencil sketches and watercolors of scenery, people and objects, chiefly Turkish but also some American. In addition, a small amount of personal papers include passports related to his travel as a missionary in Turkey, a notebook of sermons written by Van Lennep in Armenian, and portrait photographs.