Charles Marville, 1854 (ca), Iron Grill made by Jules Everaert, Rue de Regard, Paris, Salted paper print ?, 32.4 x 25.7 cm, National Gallery of Canada / Musée des beaux-arts du Canada, Purchased 1972, no. 20900, LL/39087

Charles Marville, 1865 (ca), Cathédrale d'Amiens Grille et monument de Jean de Sachy, Albumen print, 26 x 35,7 cm, Ader Nordmann, Courtesy of Ader Nordmann (Auction, Photographies, 19 May 2015, Lot: 6), LL/59934

Unidentified photographer, 1861-1872, [Francis Skidmore - Product photograph], Albumen print, Victoria and Albert Museum, LL/58905

Unidentified photographer, 1872-1899, [Francis Alexander Skidmore, the younger - Product photograph], Albumen print, mounted on card, Victoria and Albert Museum, Purchased with the assistance of the Friends of the National Libraries. Museum number: E.426-2006, LL/58906

Charles Marville, 1870s, Parc Monceau (Globe en cristal), Albumen print, from wet collodion negative, 14 1/8 x 10 11/16 ins, Howard Greenberg Gallery, Inventory no: 0073806, LL/37997

Charles Marville, 1860 (ca), Gate with Lampposts, Albumen print, 11 x 10.25 in (28x26 cm), Christopher Wahren Fine Photographs, Courtesy of Christopher Wahren Fine Photographs (eo101b), LL/13048

Eugène Atget, 1905, 7 Rue de l'Estrapade, 5th Arrondissement, Albumen silver print, 21.4 x 17.7 cm, National Gallery of Canada / Musée des beaux-arts du Canada, Courtesy of the National Gallery of Canada (no. 21173), Purchased 1974, LL/6689

Eugène Atget, 1905 (ca), Hotel de Sully-Charost, Nr. 4979, Albumen print, 8 3/4 x 7, Charles Nes Photography LLC New York - Paris, LL/5737

Eugène Atget, 1908, Escalier 3 Rue des Dechargeurs (1e), Albumen print, 21.9 x 17.9 cm (trimmed), George Eastman Museum, Digital Accession Number: 1981:0950:0024.0001, LL/45438

Eugène Atget, 1901-1902, Heurtoir - 18 Avenue Montaigne (8e arr), Albumen print, 21.3 x 17.6 cm (trimmed), George Eastman Museum, Digital Accession Number: 1981:0950:0033.0001, LL/45439

Eugène Atget, n.d., A L‘Enfant Jesus, Wine Shop Sign, Albumen print, 7 x 8 + in, Larry Gottheim, Be-hold, Inc, Courtesy of Larry Gottheim - Be-Hold (50 / 41), LL/22357

Eugène Atget, 1903, 97 Rue du Bac, Albumen silver print, from glass negative, 21.5 x 17 cm (8 7/16 x 6 11/16 ins), Metropolitan Museum of Art, Gilman Collection, Purchase, Mrs. Walter Annenberg and The Annenberg Foundation Gift, 2005, Accession Number: 2005.100.540, LL/40440

Eugène Atget, 1909-1910, Folie thoinard - 9 rue Coq-Heron (1e arr), Albumen print, 18.0 x 21.6 cm (trimmed), George Eastman Museum, George Eastman House Collection - Accession Number: 1981:0950:0013.0001, LL/32730

Phil Palmer, 1950s (ca), Iron Balustrade, San Francisco, [Carpenter's Gothic], Gelatin silver print, Barry Singer Gallery, LL/2930

Aaron Siskind, 1947, Iron Work (NYC) 2, Gelatin silver print, 14 x 11 in, Robert Mann Gallery, LL/28966

Aaron Siskind, 1947, Iron Work (NYC) 13, Gelatin silver print, 14 x 11 in, Robert Mann Gallery, LL/28965

Aaron Siskind, 1947, Iron Work (NYC) 1, Gelatin silver print, 14 x 11 in, Robert Mann Gallery, LL/28964

Brassaï, 1933 (taken, later print), La grille in jardin in Luxembourg, Gelatin silver print, on Agfa paper, 29,5 x 22,2 cm (40,3 x 30,4 cm), Bassenge Photography Auctions, Auction 104, 3 December 2014, 19th - 21st Century Photography, Lot: 4107, LL/56089