sentences: "His work is in collections of the Tate Gallery, the British Museum, the Victoria and Albert Museum, and the Strang Print Room of the University College London, the Pori Library (Finland), Smithsonian American Art Museum, the Library of Congress, National Collection of Fine Arts, Brooklyn Museum, Chicago Art Institute, IBM, Hilton Hotels, New York Times Company, Wilson Library (New York), Philadelphia Museum of Art, Silvermine Guild Arts Center (New Canaan), DeCordova and Dana Museum, Lessing Rosenwald and Milwaukee Art Museum, as well as corporate and private collections.