Canadian Centre for Architecture, Montreal, Canada Staatsgalerie, Stuttgart, Germany National Gallery of Art, Washington, DC Kupferstichkabinett der Akademie der Bildenden Kunste, Vienna, Austria Kupferestichkabinett Sammlung der Zeichnungen und Druckgraphik, Berlin, Germany Albertina, Vienna, Austria Stedelijk Museum, Amsterdam, The Netherlands The British Museum, London, England Teylers Museum, Haarlem, The Netherlands National Museum of American Art, Smithsonian, Washington DC Fogg Art Museum, Harvard University, MA Detroit Institute of Art, Detroit, MI Brooklyn Museum of Art, Brooklyn, NY Hood Museum of Art, Dartmouth College, NH Philadelphia Museum of Art, PA High Museum of Art, Atlanta, GA Pennsylvania Academy of the Fine Arts, Philadelphia, PA Art Institute of Chicago, Architecture Archive, Chicago, IL Weatherspoon Art Gallery, University of North Carolina, Greensboro, NC

AXA Gallery, New York, NY Arkansas Art Center, Little Rock, AR Tamarind Institute Archive, Albequerque, NM Washington DC Convention Center Sarah Moody Gallery of Art, University of Alabama., Tuscaloosa, AL Jane Voorhees Zimmerli Art Museum, Rutgers University, New Brunswick, NJ New York City Public Library: Prints and Drawings Collection, NY Free Library of Philadelphia; Prints and Drawings Collection, PA Indiana University Art Museum, Bloomington, IN Pennsylvania Convention Center, Philadelphia, PA The New School, New York, NY University of Delaware Art Museum, Newark, DE Daimler-Chrysler Corporation, Detroit, MI Morgan Trust Company, NY Provident Trust Company, Philadelphia,PA Prudential Insurance Company, Newark, NJ Synthes Corporation, Philadelphia, PA Rhode Island School of Design, Museum of Art, Providence, RI