1875 (published), [Intérieur de l'Agence des travaux], Woodblock illustration, Google Books, LL/40950

Louis-Emile Durandelle, 1867, General View Taken from the Small Staircase; Construction of the Paris Opéra, Albumen print, from wet collodion on glass negative, 28.2 x 38.4 cm (image) 37.8 x 48.9 cm (sheet), Victoria and Albert Museum, Museum number: E.2343-1990, LL/40945

Louis-Emile Durandelle, 1875 (published), The state of work in 1863 {Etat des travaux en 1863], Woodblock illustration, Google Books, LL/40947

Louis-Emile Durandelle, 1867, View of the East Side; Construction of the Paris Opéra, Albumen print, from wet collodion on glass negative, 28.2 x 38.4 cm (image) 37.8 x 48.8 cm (sheet), Victoria and Albert Museum, Museum number: 913-1951, LL/40946

Louis-Emile Durandelle, 1867, Threshold of the Main Entrance; Construction of the Paris Opéra, Albumen print, from a collodion on glass negative, 28.2 x 38.4 cm (image) 37.8 x 48.9 cm (mount), Victoria and Albert Museum, Museum Number: E.2349-1990, LL/36341

Louis-Emile Durandelle, 1866 (ca), Opera construction, Paris, Albumen print, 39 x 29 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 90, LL/60201

Louis-Emile Durandelle, 1866, Le Nouvel Opera de Paris-Sculpteur Autravail, Albumen print, 14 3/4 x 11, Lee Gallery, (V1018), LL/13380

Louis-Emile Durandelle, 1875 (published), [Sculpture de la corniche], Woodblock illustration, Google Books, LL/40948

Louis-Emile Durandelle, 1866, Ten workers at the new Paris Opera, Paris, Albumen print, from glass negative, 39.4 x 27 cm, CEROS - Jean-Mathieu Martini / Serge Plantureux, Binoche et Giquello, épreuves choisies, 18 november 2010, lot no: 14, LL/41080

Louis-Emile Durandelle, 1867 (ca), Opera Garnier in construction, Paris, Albumen print, 27 x 35.2 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 91, LL/60202

Louis-Emile Durandelle, 1867 (ca), Opera Garnier South Facade nearly achieved, Paris, Albumen print, 27 x 39.5 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 92, LL/60203

Louis-Emile Durandelle, 1867 (ca), Pavillon des abonnés, Paris, Albumen print, 27 x 39 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 93, LL/60204

Louis-Emile Durandelle, 1867 (ca), Avant-corps of the administration, Albumen print, 27.4 x 39.4 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 94, LL/60205

Delmaet & Durandelle, 1868-1869 (ca), Sculptor Amié Millet with "Apollo Crowning Dance and Poetry," Full-scale plaster model for bronze statue mounted on the Paris Opera's Flytower Apex., Albumen print, 28 x 33 cm, George Eastman Museum, Gift of Eastman Kodak Company, ex collection Gabriel Cromer, LL/50383

Louis-Emile Durandelle, 1875-1881, Le Nouvel Opera de Paris. Statues Decoratives, Albumen print, 15 3/4 x 11 1/2 in, Lee Gallery, Image courtesy of the Lee Gallery (www.leegallery.com), LL/3198

Louis-Emile Durandelle, 1875 (published), [Groupe de M. Millet], Woodblock illustration, Google Books, LL/40949

Louis-Emile Durandelle, 1865-1872 (ca), Ornamental Scupture, Albumen print, from wet collodion negative, 28.10 x 38.10 cm (11 1/16 x 15 ins) (image), Cleveland Museum of Art, John L. Severance Fund, Accession No.: 1990.116, LL/40860

Louis-Emile Durandelle, 1870 (ca), Modthles de décor en plâtre sur le chantier de construction de l'Opéra de Paris, Tirages sur papier albuminé d'après négatifs sur verre au collodion, 20 x 28 cm environ, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, Estampes et Photographie. Va 284 folio, tome 6. Don Paul Blondel, LL/7088

Louis-Emile Durandelle, 1875, Decorative Details from the Paris Opera House, Albumen print, 10 1/2 x 14 ins (26.67 cm x 35.56 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of Lynn Kirshbaum, 2004.118, LL/40940

Louis-Emile Durandelle, 1867, Modeles en plâtre destinés au décor du théâtre du Vaudeville, Tirage sur papier albuminé d'après négatif sur verre au collodion, 38 x 27 cm, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, Estampes et Photographie. Eo 98 folio, tome 2. Don Paul Blondel, LL/7065

Louis-Emile Durandelle, 1865-1872, Chapiteau des colonnes du grand foyer, plate 28, [Le Nouvel Opéra de Paris: Sculpture ornementale], Albumen print, from wet collodion-on-glass negative, gold-toned, 17 5/8 x 24 1/2 ins (44.77 cm x 62.23 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of anonymous donors, 2002.138, LL/40936

Louis-Emile Durandelle, 1865-1872, Chapiteau des colonnes du vestibule, plate 24, [Le Nouvel Opéra de Paris: Sculpture ornementale], Albumen print, from wet collodion-on-glass negative, gold-toned, 17 5/8 x 24 1/2 ins (44.77 cm x 62.23 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of anonymous donors, 2002.139, LL/40937

Louis-Emile Durandelle, 1865-1872, Chapiteau des colonnes et des pilastres de la salle, plate 30, [Le Nouvel Opéra de Paris: Sculpture ornementale], Albumen print, from wet collodion-on-glass negative, gold-toned, 17 5/8 x 24 1/2 ins (44.77 cm x 62.23 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of anonymous donors, 2002.140, LL/40938

Louis-Emile Durandelle, 1866 (ca), Lion, Albumen print, 26.5 x 21.4 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 89, LL/60199

Louis-Emile Durandelle, 1875-1881, Le Nouvel Opera de Paris. Sculpture Ornementale, Albumen print, 10 3/4 x 14 11/16, Lee Gallery, (T1259), LL/13379

Louis-Emile Durandelle, 1879, Sculpture Ornementale, Albumen print, 8 1/4 x 11 in, Lee Gallery, Image courtesy of the Lee Gallery (www.leegallery.com), LL/3197

Louis-Emile Durandelle, 1865-1872, Masques du vestibule circulaire, plate 36, [Le Nouvel Opéra de Paris: Sculpture ornementale], Albumen print, from wet collodion-on-glass negative, gold-toned, 17 5/8 x 24 1/2 ins (44.77 cm x 62.23 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of anonymous donors, 2002.141, LL/40943

Louis-Emile Durandelle, 1875, Masked Figures from the Paris Opera House, Albumen print, 11 1/8 x 15 ins (28.26 cm x 38.1 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of Lynn Kirshbaum, 2004.117, LL/40941

Louis-Emile Durandelle, 1865-1872, Masques du vestibule circulaire, plate 35, [Le Nouvel Opéra de Paris: Sculpture ornementale], Albumen print, from wet collodion-on-glass negative, gold-toned, 17 5/8 x 24 1/2 ins (44.77 cm x 62.23 cm), SFMOMA - San Francisco Museum of Modern Art, Gift of anonymous donors, 2002.142, LL/40942

Louis-Emile Durandelle, 1866 (ca), Masks, Albumen print, 26.5 x 21.4 cm, The Romantic Agony Book & Print Auctions, Auction 19 June 2015, Lot: 89, LL/60200

Louis-Emile Durandelle, 1879, Bronzes, Albumen print, 14 3/4 x 9 5/8, Lee Gallery, (S2101), LL/13378

, 1866-1874 (ca), Bronzes, [Le Nouvel Opera de Paris], Albumen print, mounted, Private collection of Peter Spangenberg, LL/43452