Acknowledgements: Bibliothèque Nationale de France - Département des Estampes et de la Photographie, British Library, Charles Isaacs Photographs - Inc, Det Nationale Fotomuseum (National Museum of Photography), Dominic Winter Book Auctions, George Eastman Museum, Hans P. Kraus - Jr. - Inc., J. Paul Getty Museum, Lee Gallery, Metropolitan Museum of Art, Museum of the History of Science, National Gallery of Canada / Musée des beaux-arts du Canada, NGV - National Gallery of Victoria, Private collection of John Hannavy, Private collection of Marco C. Antonetto, Rijksmuseum, Sotheby's - Paris, St. Andrews University Library - Special Collections / The Photographic Collection, Swann Galleries - New York, Victoria and Albert Museum. |