Keystone View Company, n.d., #8288 Looking north up Fifth Ave., past Flatiron Bldg and Madison Sq., New York, Stereoview, detail, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Tues. August 29th & Thurs. August 31st, 2006, # 06-3, Lot 752), LL/13876

Oscar Graubner, 1934, Margaret Bourke-White, working atop the Chrysler Building, Gelatin silver print, 20 x 16, Klotz / Sirmon Gallery (CLOSED), Oscar Graubner ® Time Inc., LL/3327

Unidentified photographer, 1905 (ca), [Alfred Stieglitz Photographing on a Bridge], Gelatin silver print, 10.4 x 8 cm (4 1/8 x 3 1/8 ins), Metropolitan Museum of Art, Gilman Collection, Purchase, Ann Tenenbaum and Thomas H. Lee Gift, 2005, Accession Number: 2005.100.506, LL/40316

Todd Webb, 1966 (taken) 1984 (print), Georgia O'Keeffe with her Leica, Gelatin silver print, 12 x 10.75 in, Carl Mautz Vintage Photographs, LL/25844

Leni Riefenstahl, 1939, Self portrait of Len Riefenstahl with Leica camera, Private collection of Jan Weijers (Servatius), Courtesy of Jan Weijers, LL/26034

Ilse Bing, 1931 (taken) 1988 (print), Self-Portrait with Leica, Gelatin silver print, 26.2 x 28.8 cm, Bassenge Photography Auctions, Courtesy of Bassenge, Berlin (Photography, Dec 2, 2009, Sale: 94, Lot: 4133), LL/33522

Neal White, 1974, Jacques Henri Lartigue, Gelatin silver print, Provided by the artist - Neal White, © Neal White 1974, LL/38215

Weegee, 1961 (book publication), Back of dust jacket cover for "Weegee by Weegee" (1st edition, 1961) Photographed by Philippe Halsman, Book cover, back, Private collection of Laurie Minor, LL/31485

Weegee, 1950s (late), Self portrait with a model, Gelatin silver print, cropped, 15.9 x 16 cm (image) 21.5 x 16.7 cm (mat), Van Ham Fine Art Auctions, Van Ham - Contemporary Photographs, Literature on Photography (June 10, 2011) Lot: 1388, LL/43911

Rondal Partridge, 1937, Dorothea Lange and the Zeiss Jewell Camera, Gelatin silver print, 4 x 5 in - 5 x 7 in / 16 x 20 in, Scott Nichols Gallery, LL/22684

Rondal Partridge, 1937, Ansel Adams in the Sierra, Platinum print, 4 x 5 in - 5 x 7 in, Scott Nichols Gallery, LL/22683

Kurt Hutton, 1939, 2 September, Photographic Diver, Gelatin silver print, LIFE, Kurt Hutton/Getty Images, 3311037, LL/32226

Dorothy Bohm, 1942 (ca), Dorothy Bohm at 18 years old, Manchester, Gelatin silver print, Dorothy Bohm Archive, © Dorothy Bohm Archive, 2010., LL/36425

Joan Murray, 1970, Brett Weston on Beach with Camera, Gelatin silver print, 10 x 8 in, Larry Gottheim, Be-hold, Inc, Courtesy of Larry Gottheim - Be-Hold (52 / 127), LL/31074

Unidentified photographer, 1970, Fritz Henle on St. Croix, Gelatin silver print, Harry Ransom Humanities Research Center at the University of Texas at Austin, © Fritz Henle Estate, Image courtesy of Harry Ransom Center., LL/31657

Édouard Boubat, 1950, Autoportrait avec Lella, Paris, Gelatin silver print, 16 x 12, Candace Dwan Gallery, LL/3666

Unidentified photographer / artist, n.d., Untitled image showing two men at a studio portraiture sitting, Stereocard, detail, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Tue, Dec 12, 2006 & Thu, Dec 14, 2006, # 06-4, Lot 78), LL/15802

Mikhail Kudish, 2011, Gueorgui Pinkhassov in Montreal, Gelatin silver print, Provided by the artist - Mikhail Kudish, LL/44306

John Benjamin Stone, 1910, 29 January, Some Unusual Priviledges of Parliament, the Sphere, January 29, 1910, p.104, Magazine page, Birmingham Central Library, Copyright: Birmingham Library and Archive Services, LL/29701

Alfred Cheney Johnston, 1920 (or earlier), Nude woman with camera, Gelatin silver print, Creative Commons - Wikipedia, LL/33330

Unidentified photographer, 1923, Bob Dorman, Gelatin silver print?, Collection Jim Linderman - Dull Tool Dim Bulb, LL/44077

Marks Lewison, 1908, 20 July (taken), Untitled [Marks Lewison, photographer, taking photograph in studio], Cabinet card, detail, 17 x 11 cm, DeGolyer Library, South Methodist University - SMU, Southern Methodist University, Central University Libraries, DeGolyer Library, Call number: Ag2008.0005, LL/38150

Ed Van der Elsken, 1952, Self portrait of Ed van der Elsken with his wife Ata Kando (and his Leica), Paris, Private collection of Jan Weijers (Servatius), Courtesy of Jan Weijers, LL/26035