MOMA - Museum of Modern Art
New York NY
Ludwig Museum
Köln Germany
Museum moderner Kunst
Wien Austria
Detroit Institute of Art
Detroit USA
Yale University Art Gallery
New Haven USA
International Center of Photography/ICP
New York NY
Haags Gemeentemuseum
The Hague Netherlands
Museum für Kunst und Gewerbe
Hamburg Germany
Museum of Contemporary Photography
Chicago USA
Stedelijk Museum
Amsterdam Netherlands
Marguerite Arp
Locarno Switzerland
Bibliothèque Nationale
Paris France
Israel Museum
Jerusalem Israel
Baltimore Museum of Art
Baltimore USA
Centro per l'Arte Contemporanea Luigi Pecci
Prato Italy
University of Arizona
Tempe USA
City University of New York
New York NY
Center for Creative Photography
Tucson USA
Addison Gallery of American Art
Andover USA
Postmuseum
Frankfurt/Main Germany
Zimmerlli Art Museum
Rutgers New Brunswick USA
Chrysler Museum
Richmond USA
Museum für Konkrete Kunst
Ingolstadt Germany
Fotografiche Akademie GDL
Stuttgart Germany
American Academy
Rome Italy
Kunsthalle Bielefeld,
Bielefeld Germany
Galerie Shimofusaya
Chiba-shi Chiba-ken Japan
Williams College Museum,
Williamstown USA
Istituto Nazionale per la Grafica,
Rome Italy
Biblioteca di Cascia,
Perugia Italy
North Carolina State University,
Raleigh USA
Sony Deutschland,
Köln Germany
Siempelkamp GMBH & Co,
Krefeld Germany
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