Albertina, Vienna, Austria Arkansas Art Center, Little Rock, AR Art Institute of Chicago, Architecture Archive, Chicago, IL AXA Gallery, New York, NY Brooklyn Museum of Art, Brooklyn, NY Canadian Centre for Architecture, Montreal, Canada Daimler-Chrysler Corporation, Detroit, MI Detroit Institute of Art, Detroit, MI Fogg Art Museum, Harvard University, MA Free Library of Philadelphia; Prints and Drawings Collection, PA High Museum of Art, Atlanta, GA Hood Museum of Art, Dartmouth College, NH Indiana University Art Museum, Bloomington, IN Jane Voorhees Zimmerli Art Museum, Rutgers University, New Brunswick, NJ Kupferestichkabinett Staatliche Museen zu Berlin, Germany Kupferstichkabinett der Akademie der Bildenden Kunste, Vienna, Austria Metropolitan Museum of Art, New York, NY Morgan Trust Company, NY National Gallery of Art, Washington, DC National Museum of American Art, Smithsonian, Washington DC

New York City Public Library: Prints and Drawings Collection, NY Pennsylvania Academy of the Fine Arts, Philadelphia, PA Pennsylvania Convention Center, Philadelphia, PA Philadelphia Museum of Art, PA Provident Trust Company, Philadelphia,PA Prudential Insurance Company, Newark, NJ Rhode Island School of Design, Museum of Art, Providence, RI Sarah Moody Gallery of Art, University of Alabama., Tuscaloosa, AL Staatsgalerie, Stuttgart, Germany Stedelijk Museum, Amsterdam, The Netherlands Storm King Art Center, Mountainville, NY Synthes Corporation, Philadelphia, PA Tamarind Institute Archive, Albequerque, NM Teylers Museum, Haarlem, The Netherlands The British Museum, London, England The New School, New York, NY University of Delaware Art Museum, Newark, DE Washington DC Convention Center Weatherspoon Art Gallery, University of North Carolina, Greensboro, NC