Hill & Adamson, 1843-1848, A medieval group [D.O. Hill on the right], Salted paper print, 15.3 x 20.2 cm, George Eastman Museum, Gift of Alden Scott Boyer (GEH NEG: 24552, 81:2396:0032), LL/7429

Hill & Adamson, 1843-1847, William Leighton Leitch, the Drawing Master to Queen Victoria and a Landscape Painter and Watercolorist (1804-1883), Calotype, 7.75 x 5.5 in (197 x 140 mm), Charles Schwartz Ltd, Courtesy of Charles Schwartz (#4229), LL/9506

Hill & Adamson, 1845 (ca), The Artist and the Gravedigger, Salted paper print, 20.5 x 14.8 cm, George Eastman Museum, Record Id: 1967:0083:0007, LL/35609

Marcus Sparling, 1855, Zouave 2nd Division, Portrait of Roger Fenton, Salted paper print from a collodion glass negative, 18.3 x 15.4 cm, Musée d'Orsay, © photo RMN, Patrice Schmidt, PHO 1982 62 22, LL/37324

Gabriel Harrison, 1850 (ca), The Infant Saviour Bearing the Cross [The Cost of Democracy], Daguerreotype, full plate, 16.5 x 14.2 cm, George Eastman Museum, Gift of Clara L. Harrison (GEH NEG: 25715, 81:1660:0001), LL/7428

William Lake Price, 1855, Don Quixote in his Study, Print, 32.4 x 28.3 cm (image) 60.5 x 50 cm (mount), Victoria and Albert Museum, Museum Number: 3-1976, LL/36315

William Lake Price, 1857 (ca), Robinson Crusoe, Albumen print, 25 x 30.2 cm (image) 28 x 35.5 cm (mount), Princeton University Art Museum, Photo: Bruce M. White, Object Number: 1995-131, LL/37351

Lady Clementina Hawarden, 1863-1864 (ca), Isabella Grace and Clementina Maude, Albumen print, from wet collodion-on-glass negative, Victoria and Albert Museum, Courtesy of the Victoria & Albert Museum, London (PH.261-1947), LL/17241

Lady Clementina Hawarden, 1863-1864 (ca), Clementina Maude and Isabella Grace, Albumen print, from wet collodion-on-glass negative, Victoria and Albert Museum, Courtesy of the Victoria & Albert Museum, London (PH.234-1947), LL/17240

Lady Clementina Hawarden, 1863-1864 (ca), Clementina Maude and Florence Elizabeth, Albumen print, from wet collodion-on-glass negative, Victoria and Albert Museum, Courtesy of the Victoria & Albert Museum, London (PH.298-1947), LL/17246

Ludwig Angerer, 1860s, Tableau Vivant - Marie Antoinette in Prison, Albumen print, 21,5 x 27,5 cm, Bassenge Photography Auctions, Courtesy of Bassenge, Berlin (Photography, Sale: 90, Lot: 4015, Dec 5, 2007), LL/25207

Julia Margaret Cameron, 1867, Study No. 2 [the Minstrel Group], Albumen print, 35.1 x 28.1 cm (trimmed), George Eastman Museum, © 2004 George Eastman House, LL/6412

Julia Margaret Cameron, 1874, Vivien and Merlin, [Illustrations to Tennyson's Idylls of the King and Other Poems (1859-88)], Albumen print, from wet collodion glass negative, Victoria and Albert Museum, Museum Number: 85-1970, Given by Mrs Perrin 1939, LL/36330

Julia Margaret Cameron, 1874, The parting of Sir Lancelot and Queen Guinevere, Albumen print, from a collodion glass negative, glued on card, 33.8 x 28.9 cm, Musée d'Orsay, © photo RMN, Hervé Lewandowski, PHO 1980 10, LL/37318

Julia Margaret Cameron, 1875, So like a shatter'd Column lay the King, [Illustrations to Tennyson's Idylls of the King and other poems - II, Tome 2, folio 12], Albumen print, from collodion glass negative, 34 x 27.8 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1980 25, LL/37333

Julia Margaret Cameron, 1875, King Cophetua and the beggar Maid, [Illustrations to Tennyson's Idylls of the King and other poems - II, Tome 2, folio 9], Albumen print, from collodion glass negative, 32 x 26.2 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1980 22, LL/37334

Julia Margaret Cameron, 1875, Tears from the depth of some divine despair, [Illustrations to Tennyson's Idylls of the King and other poems - II, Tome 2, folio 6], Albumen print, from collodion glass negative, 33 x 25.5 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1980 19, LL/37335

Julia Margaret Cameron, 1874, Sir Galahad and the Pale Nun, [Illustrations to Tennyson's Idylls of the King and other poems - I, Tome I, folio 9], Albumen print, from collodion glass negative, 35.1 x 27.5 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1980 9, LL/37336

Julia Margaret Cameron, 1865, La Madonna Esaltata; Fervent in prayer, Albumen print, from wet collodion glass plate negative, Victoria and Albert Museum, Museum number: 44:773, LL/37359

Lewis Carroll, 1875, St. George and the Dragon, Harry Ransom Humanities Research Center at the University of Texas at Austin, Harry Ransom Research Center - The University of Texas, LL/7874

Lewis Carroll, 1865, Elisabeth "Kate" Terry as "Andromede", Glass negative wet plate collodion, 25 x 19.5 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1988 10 19, LL/37342

Lewis Carroll, 1880 (ca), Xie Kitchin as a Tea Merchant [Xie Kitchin en marchand de thé], Aristotype, 20.2 x 15.5 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1982 60, LL/37343

Lewis Carroll, 1858, Twiss in "The Country Fair", Albumen print, from a glass negative, 17 x 13.5 cm, Musée d'Orsay, © photo musée d'Orsay / RMN, PHO 1985 344, LL/37344

David Wilkie Wynfield, 1860s, Portrait of George Frederick Watts, RA, in fancy dress, Albumen print, from wet collodion glass plate negative, Victoria and Albert Museum, Museum number: 131-1945, LL/37357

David Wilkie Wynfield, 1860s, Portrait of Frederick Walker, ARA, in fancy dress, Albumen print, from wet collodion glass plate negative, Victoria and Albert Museum, Museum number: 130-1945, LL/37358

Henry Peach Robinson, 1877, When the Day's Work Is Done, Albumen print, 54.3 x 75.7 cm, Princeton University Art Museum, Museum purchase, anonymous gift (x1991-2), LL/7275

Henry Peach Robinson, n.d., Fading Away, Albumen print, combination, National Science and Media Museum, Id: 18582, LL/30003

Henry Peach Robinson, 1858, Little Red Riding Hood Arrives at the Door of Her Grandmother's House, Albumen print, 9 3/16 x 7 3/8 ins (23.3 x 18.7 cm), Saint Louis Art Museum, Courtesy of Saint Louis Art Museum, Martin Schweig Memorial Fund for Photography, Accession Number: 263:1979, LL/37259

Henry Peach Robinson, 1859, Elaine watching the shield of Lancelot, Albumen print, 24.3 x 19.3 cm (image), NGV - National Gallery of Victoria, Accession number: PH85.23-1988, Purchased from Admission Funds, 1988, LL/37352

Henry Peach Robinson, 1880 (ca), A Trespass Notice, Photogravure, Archive Farms, LL/38901

Oscar Gustave Rejlander, 1860 (ca), Homeless, Albumen print, 20.2 x 14.9 cm, George Eastman Museum, Museum Purchase: Miller-Plummer Fund, GEH NEG: 34952, 84:0081:0001, LL/37360

Achille Bonnuit, 1870 (ca), Orientalist scene, a guard giving a drink to a prisoner (Tableau orientaliste, garde donnant à boire au prisonnier), Albumen print, from wet plate collodion glass negative, Musée d'Orsay, © droit réservé - photo musée d'Orsay / RMN, PHO 1984 70 61, LL/37346

Achille Bonnuit, 1870 (ca), Orientalist tableau vivant with a man smoking a pipe and a child [Tableau vivant orientaliste, homme fumant la pipe et enfant], Albumen print, from wet plate collodion glass negative, 16 x 11.2 cm, Musée d'Orsay, © réservé - photo musée d'Orsay / RMN, PHO 1984 70 62, LL/37338

Achille Bonnuit, 1870 (ca), Tableau vivant in a garden, Albumen print, from wet plate collodion glass negative, 11.8 x 10 cm, Musée d'Orsay, © réservé - photo musée d'Orsay / RMN, PHO 1984 70 52, LL/37339

James Elliott, n.d., Crowning of Henry the Seventh on Bosworth Field, [English History Series], Stereocard, detail, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Tue, Dec 12, 2006 & Thu, Dec 14, 2006, # 06-4, Lot 103), LL/15803

Alfred Silvester, n.d., Freemasonry. the Initiate! The Ordeal! The Obligation!, Stereocard, detail, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Tue, Dec 12, 2006 & Thu, Dec 14, 2006, # 06-4, Lot 108), LL/15804

Alfred Silvester, n.d., Look before you Leap! Lodge 9581. No.1 the Initiate!, No.2 The Ordeal!, No.3 The Obligation!!, Stereocard, detail, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Tue, Dec 12, 2006 & Thu, Dec 14, 2006, # 06-4, Lot 109), LL/15805

Keystone View Company, n.d., 642 - "By the Holy St. Patrick ! There‘s Brannigan‘s ghost." (detail), Stereocard, half, Private collection of Kevin Yee, LL/31307

Unidentified photographer / artist, n.d., [Genre view], Stereocard, detail, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Oct 15, 2008 # 8-03, Lot 39), LL/31418

Keystone View Company, 1900-1910 (ca), #12339 - (b) Pa, Don‘t You Know Your Own Daughter?, Stereocard, detail, Stereoviews: Stereoviews and Fine 19th & 20th Century Antique Photographs, Courtesy of David Spahr (www.stereoviews.com), LL/29545

Le Roy's Gem Gallery (Newburgh, N.Y.), 1860s (ca), Three ladies reading a letter, Tintype, carte de visite mount, Christopher Wahren Fine Photographs, Courtesy of Christopher Wahren Fine Photographs (Skylight Gallery Catalog 27, October, 23, 2008 #41), LL/30950

Le Roy's Gem Gallery (Newburgh, N.Y.), 1860s (ca), Three ladies reading a letter, Tintype, carte de visite mount, Christopher Wahren Fine Photographs, Courtesy of Christopher Wahren Fine Photographs (Skylight Gallery Catalog 27, October, 23, 2008 #41), LL/30951

Atelier Adele, 1869, March, Seated, Treumann, left to right, Countess A. Huniady, Count D. Hardezg, Countess Almad , Baron fo Bourgoing, Countess Bure, Countess Larish, Baron Perura?, [Viennese Charity Play], Cabinet card, Past to Present: Vintage Photo Gallery, LL/30508

Walter Barnes, 1885, The Apotheosis of Degas [Apothéose de Degas], Silver print from a silver gelatine glass negative, pasted on card, 9 x 11 cm, Musée d'Orsay, © photo RMN, PHO 2006 5 1, LL/37316

F. Holland Day, 1898, Beauty is truth, truth beauty, that is all Ye know on earth and all ye need to Know, [Die Kunst in der Photographie (p.7)], Halftone, Photoseed, Photograph courtesy PhotoSeed.com, LL/16415

F. Holland Day, 1898, [Crucifixion frontal, with Mary, Mary Magdalene, Joseph and St. John(?)], Platinum print, Library of Congress, Prints and Photographs Division, LC-DIG-ppmsca-08394 -digital file from original photo, LL/8468

Unidentified photographer, 1902, Life of Jesus Christ, Gelatin silver print, 8.9 x 13.8 cm, Israel Museum, Jerusalem, Gift of Gérard Lévy, Paris, Accession number: B02.0189, LL/40716

Unidentified photographer, 1902, Life of Jesus Christ, Gelatin silver print, 8.9 x 13.8 cm, Israel Museum, Jerusalem, Gift of Gérard Lévy, Paris, Accession number: B02.0228, LL/40717

Guido Rey, 1908, The Letter, Platinum print, 8 3/4 x 5 1/2 in, J. Paul Getty Museum, The J. Paul Getty Trust (85.XP.314.7), LL/7515

Unidentified photographer, 1910 (ca), [La blague des opérateurs], Gelatin silver print, 88 x 63 mm / 3.5 x 2.5 in, Un Livre Une Image, Courtesy of Emmanuelle Michaud (0078E), LL/15623

Josef Jindrich Sechtl and Ignac Sechtl, 1911, Live statue "music", Glass plate negative, 13 x 18 cm, Sechtl & Vosecek Museum of Photography, LL/32839