Papers of the Italian-American painter, engraver, illustrator, printmaker who worked in New York City and Chicago. Correspondence (1932-1967); exhibition catalogs and invitations (1930s-1977); original artwork (prints and etchings); reproductions of artwork; and printed materials, including articles and newspaper clippings (1933-1968) about Calapai. Predominantly incoming correspondence includes that of the American Institute of Graphic Arts, John Taylor Arms, Artists for Victory, Inc., Aline Bernstein, Boston Public Library, Brooklyn Museum, Charles Burchfield, Lorenz B. Graham, Lou Harrison, Arthur Heintzelman, Codman Hislop, Clayton Hoagland, Charles Hopkinson, A. Hyatt Mayor, Riverside Museum, Max Rudolf, Franz Schoenberner, Society of American Graphic Artists, Benton Spruance, Andrew Stasik, Lynd Ward, Morris Weisenthal, Mabel Wheaton, John Hall Wheelock, Arthur Zaidenberg, and Carl Zigrosser. Exhibition catalogs includes catalogs for two Rockwell Kent exhibits at Calapai's gallery.

Papers of the American Jewish lithographer, painter, and art critic, born in Russia, emigrated to the United States in 1906. Correspondence (1923-1973); manuscript writings, including various chapters of an unpublished autobiography; photographs and reproductions of Lozowick's work; and printed material, including articles by Lozowick and exhibition catalogs.