Shows Ross working on a mural for the World's Fair, using an image projected on the wall from a slide projector as guidance. Photographed for the Works Project Administration. Identification on verso (handwritten and stamped): Federal Art Project W.P.A.; Photographic Division; 110 King Street; New York City; Negative No.: 3563-5.
Archives of American Art, Smithsonian Institution Washington, D.C. 20560