Ting, Walasse (Chinese/American, 1929-2010) and Sam Francis (American, 1923-1994) and Joan Mitchell (American, 1925-1992), Fresh Air School: Exhibition of Paintings, complete with one original lithograph by each artist, lithos are double-page and measure 15 x 22 inches each, exhibition catalog published by the Museum of Art, Carnegie Institute, Pittsburgh, 1972, lithos printed by Maeght, Paris, introduction by the museum's director Leon A. Arkus, also includes many b&w illustrations, all housed in original blue covers, pages loose, as issued. Provenance: from the estate of a former director of the Carnegie Museum of Art.