Leo Castelli operated a gallery in Paris before immigrating to America in 1941. He took up residence in New York, where dealt privately for many years. In 1957, he opened Leo Castelli Gallery, which focuses on contemporary paintings, drawings and sculpture. The Archives of American Art houses records dating from 1957-1968, including clippings, articles and photographs, as well as several interviews with Leo Castelli. An oral history and papers are also housed, respectively, at the Museum of Modern Art, New York and the Zentralarchiv des Internationalen Kunsthandels, Bonn. The gallery maintains all post-1968 records.