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19th Century Photographic Studios
Tent. When views are taken by the wet collodion process, in which the free nitrate of silver is not removed from the plate by washing, it becomes necessary to operate either in a dark room, or van, or tent, at or near the spot whence the view was taken; for otherwise the latent image is destroyed…
A Dictionary of Photography edited by Thomas Sutton and George Dawson (London: Sampson Low, Son, & Marston, 1867), p.351-352.
Christie's - London, George Eastman Museum, Google Books, Internet - Original source ill-defined, Jefferson Stereoptics, Jeffrey Kraus Antique Photographics, Larry Gottheim - Be-hold - Inc, Library of Congress - Prints and Photographs Division, Musée français de la Photographie, National Archives and Records Administration, National Parks Service, Private collection, Private collection of Jan Weijers (Servatius), Private collection of Richard O. Titus, Provided by the artist - Edward Grazda, Swansea Museum - Library, United States Geological Service.