Scope and Content of the Collection From the Collection: Principally completed original artwork published by Houghton Mifflin, Albert Whitman & Company, etc.; included are charcoal sketches, pencil sketches, pen and ink drawings, and color illustrations for Chang Chee (1939), Manuela’s Birthday in Old Mexico (1939), Gregorio and the White Llama (1944), Patty Paints a Picture (1946), Rogue...