Ippolito Caffi, n.d., Colosseo, Painting, Private collection of Marco C. Antonetto, LL/27924

Ippolito Caffi, n.d., Interior of the Colosseum, Painting, 54,5 x 89,5 cm, Private collection of Marco C. Antonetto, LL/27932

Ippolito Caffi, n.d., Rome, Interior of the Colosseum in moonlight, Painting, 51.0 x 79.0 cm, Private collection of Marco C. Antonetto, LL/27977

Calvert Richard Jones, 1846, Colosseum, Rome, Calotype, 187 x 225 mm, Det Nationale Fotomuseum (National Museum of Photography), Danish National Museum of Photography (acc. nr. 1967-337/10), LL/7983

James Calder Macphail, n.d., Colisseum, Rome, [Album of the Edinburgh Calotype Club], Calotype, 20.2 x 15.7 cm, National Library of Scotland, Shelfmark: Phot.med.33, LL/49533

Jane Martha St. John, 1856, The Colosseum, detail, Albumen print, 19.5 x 25 cm, Metropolitan Museum of Art, The Metropolitan Museum of Art, New York, Gilman Collection, Gift of The Howard Gilman Foundation., LL/34904

Tommaso Cuccioni, 1858 (ca), Roman Colosseum, Albumen print, Private collection of Peter Spangenberg, LL/43479

James Anderson, 1860 (ca), Rome, Colosseum with wideangle, Albumen print, 28.0 x 41.3 cm, Private collection of Marco C. Antonetto, LL/26582

James Anderson, 1860 (ca), Rome, Colosseum, Albumen print, 26.6 x 19.2 cm, Private collection of Marco C. Antonetto, LL/26581

James Anderson, 1860 (ca), Rome, Colosseum and Arch of Costantin landscape, Albumen print, 42.2 x 21.5 cm, Private collection of Marco C. Antonetto, LL/26577

James Anderson, 1858 (ca), Rome, Colosseum, Albumen print, 24.5 x 17.6 cm, Private collection of Marco C. Antonetto, LL/26580

James Anderson, 1860 (ca), Rome & Il Colosseo, Albumen print, Private collection of Jan Weijers (Servatius), LL/34906

Robert Macpherson, 1860 (ca), Rome, the Colosseum (no. 30), Albumen print, 40.3 x 23.9 cm, Private collection of Marco C. Antonetto, LL/27523

Robert Macpherson, 1860 (ca), Portion of the interior wall of the Coliseum, Albumen print, from wet collodion negative, 12-5/16 x 15 in (314 x 381 mm), Charles Isaacs Photographs, Inc, Courtesy of Charles Isaacs (u1071), LL/11517

Michel Mang, 1870 (ca), The Amphitheatre, Rome, Albumen print, from glass plate negative, 26 x 21 cm (image) 45 x 30 cm (mount), Private Collection of Robert G. Hill, Toronto, Ont., www.hillcollection.com - Acc: 970, LL/30625

Robert Rive, 1865 (ca), [No. 10]33. Colosseo. Arco di Costantino. Roma, Albumen print, Private collection of Giovanni Fanelli, LL/42045

Giorgio Sommer, 1870 (ca), Il Colosseo, Albumen print, Private collection of Jan Weijers (Servatius), LL/34907

Unidentified photographer / artist, 1870 (ca), Untitled [Rome, Colosseum], Albumen print, Fogg Art Museum, Harvard College Library, Fine Arts Library, Photograph Collections, 182 R66 7Co 20, LL/34905

Unidentified photographer / artist, 1870 (ca), Colosseum, Rome, Albumen print, 20 x 25 cm, Vintage-Photos, LL/32609

Unidentified photographer / artist, 1870s, The Colosseum, Albumen print, 73 x 96 cm, Bassenge Photography Auctions, LL/34903

Alinari, n.d., Roma, Colosseo scavi interno, Private collection of Marco C. Antonetto, LL/27931

F. Petagna, n.d., Roma, interno del Colosseo, Private collection of Marco C. Antonetto, LL/27933

Francesco Petagna, 1885 (ca), The Colosseum [Il Colosseo], Stampa all'albumina azzurrata., 19,8 x 25,7 cm (image) 27 x 35,6 cm (mount), Bloomsbury Auctions - Rome, Bloomsbury, Rome (Nov 10, 2008, Sale 17, Lot 47), LL/31184

Unidentified photographer, n.d., Rome, Interior of the Colosseum, Private collection of Marco C. Antonetto, LL/27976