Acknowledgements: Antiq-Photo, Archive Farms, Archives of Modern Conflict OR National Gallery of Canada, British Library, California State Library, Capitol Gallery, Carl Mautz Vintage Photographs, Christopher Wahren Fine Photographs, Classic Photographics, Collectie Driesen, Cornell University Library, Creative Commons - Wikipedia, Daguerreian Society, DeGolyer Library - South Methodist University - SMU, Dordrechts Museum, Early Image: 19th & Early 20th Century Photographs, Free Library of Philadelphia, George Eastman Museum, Google Books, Historical Society of Pennsylvania, Interencheres - La Gallerie de Chartes, Jefferson Stereoptics, Larry Gottheim - Be-hold - Inc, Lee Gallery, Library of Congress - Prints and Photographs Division, Metropolitan Museum of Art, Missouri Historical Society, Museum Enschedé, National Science and Media Museum, Paul Frecker, Private collection of Allan Janus, Private collection of Bill Lee, Private collection of Christoph Laubsch, Private collection of Erin Waters, Private collection of Giovanni Fanelli, Private collection of Jan Weijers (Servatius), Private collection of John Toohey, Private collection of Katherine Babin, Private collection of Ken Burkhart, Private collection of Klaus Niermann, Private collection of Laddy Kite, Private collection of Laurie Minor, Private collection of Lisa Tao, Private collection of Manuel Magalhaes, Private collection of Richard O. Titus, Private Collection of Robert G. Hill - Toronto - Ont., Rare Photo Gallery - Neil David MacDonald, Sotheby's - Paris, Stereographica - Antique Photographica, Stereoviews: Stereoviews and Fine 19th & 20th Century Antique Photographs, Studios Robespierre - Serge Plantureux, The Pioneer Museum - Gallatin Historical Society, Tonpeek Photography, Universiteit Leiden - Prentenkabinet, Victoria and Albert Museum, Yale University - Beinecke Rare Book and Manuscript Library. |