Carleton E. Watkins, 1850-1855, Untitled (Warehouse on Wharf), Daguerreotype, Art Institute of Chicago, LL/114526

Francis Frith, 1857, Nablous, The Ancient Shechem, Albumen print, Art Institute of Chicago, LL/57756

Edward Steichen, 1902, Rodin, Le Penseur, Gum bichromate print, Art Institute of Chicago, LL/68132

Alfred Stieglitz, 1929, Equivalent, from Set A (Third Set, Print 2), Gelatin silver print, Art Institute of Chicago, LL/68122

Unidentified photographer (USA), 1848, Untitled (Portrait of Two Women), Daguerreotype, Art Institute of Chicago, LL/114471

Julia Margaret Cameron, 1874, Charles Norman, Albumen print, Art Institute of Chicago, LL/80035

Mario Giacomelli, 1957-1958, Lourdes, France, Gelatin silver print, Art Institute of Chicago, LL/116882

Alfred Stieglitz, 1932, Poplars-Lake George, Gelatin silver print, Art Institute of Chicago, LL/68097

George H. Johnson, 1853, Untitled, Daguerreotype, Art Institute of Chicago, LL/114498

Hill & Adamson, 1843-1847 (taken) 1916 (ca, print), Mrs. Anne Rigby and Lady Elizabeth Eastlake, Carbon print, Art Institute of Chicago, LL/114562

Edward Weston, 1930 (taken) 1953-1954 (print), Onion Halved, Gelatin silver print, Art Institute of Chicago, LL/132231

Frank Eugene, 1900 (ca), Portrait of Goetz, Platinum print, Art Institute of Chicago, LL/68058

Alfred Stieglitz, 1922, Rebecca Salsbury Strand, Palladium print, Art Institute of Chicago, LL/68074

Alfred Stieglitz, 1890, A Street in Sterzing, The Tyrol, Platinum print, Art Institute of Chicago, LL/68069

Edward Anthony, 1845, Untitled (Portrait of a Man), Daguerreotype, Art Institute of Chicago, LL/114520

Eugène Atget, 1925, Parc de Sceaux (Stairs, Pavillon de l'Aurore, May, 8am), Albumen print, Art Institute of Chicago, LL/114583

Alfred Stieglitz, 1894 (taken) 1920-1939 (print), My Father, Gelatin silver print, Art Institute of Chicago, LL/68067

Edward Steichen, 1904, Midnight Lake George, Gum bichromate over platinum print, Art Institute of Chicago, LL/68031

Alfred Stieglitz, 1929, Equivalent, from Set A (Third Set, Print 1), Gelatin silver print, Art Institute of Chicago, LL/68121

Hill & Adamson, 1846-1847, Lord Cockburn at Bonaly, Salted paper print, Art Institute of Chicago, LL/68025

Alfred Stieglitz, 1929 (ca), Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68103

Edward Steichen, 1907, Still Life with Rodin Statue, Autochrome, Art Institute of Chicago, LL/68167

Francis Frith, 1857, The Great Pillars at Baalbec, Albumen print, Art Institute of Chicago, LL/57758

Alfred Stieglitz, 1922, Rebecca Salsbury Strand, Gelatin silver print, Art Institute of Chicago, LL/68080

Alfred Stieglitz, 1922, Georgia O'Keeffe, Gelatin silver print, Art Institute of Chicago, LL/68088

Henry Fox Talbot, 1843, 2 May, Nicolaas Henneman, Salted paper print, from a calotype negative, Art Institute of Chicago, LL/82483

Giraudon's Artist, 1870, Male Peasant with Wheelbarrow, Albumen print, Art Institute of Chicago, LL/117192

Julia Margaret Cameron, 1868 (ca, taken) 1875 (print), Charles Darwin, Carbon print, Art Institute of Chicago, LL/68159

Julia Margaret Cameron, 1864-1865, Yes or No, Albumen print, Art Institute of Chicago, LL/45841

Alfred Stieglitz, 1907, Dr. Fritz Raab: Sunspots, Autochrome, Art Institute of Chicago, LL/68173

Eugène Atget, 1902, Versailles, Trianon, (Coin de Parc), Albumen print, Art Institute of Chicago, LL/114584

Clarence H. White, 1901-1905, Untitled, Platinum print, Art Institute of Chicago, LL/68140

Robert H. Vance, 1853, Untitled (Portsmouth Square, San Francisco), Daguerreotype, stereo, Art Institute of Chicago, LL/114497

Julia Margaret Cameron, 1868 (taken) 1875 (print), Herr Joseph Joachim, Carbon print, Art Institute of Chicago, LL/68160

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112781

Gustave Le Gray, 1857, Tents and Military Gear, Camp de Châlons, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112772

Roger Fenton, 1855, Charles Hind, General, Thinly albumenized print, from a collodion wet plate negative, Art Institute of Chicago, LL/45846

Roger Fenton, 1855, Lieutenant General Sir de Lacy Evans, G.C.B., Salt print, Art Institute of Chicago, LL/45854

Alfred Stieglitz, 1929, Equivalent, from Set A (Third Set, Print 4), Gelatin silver print, Art Institute of Chicago, LL/68125

Clarence H. White, 1907-1908, Alfred Stieglitz, Platinum print, Art Institute of Chicago, LL/68138

Julia Margaret Cameron, 1874, May, Queen Henrietta Maria, Albumen print, Art Institute of Chicago, LL/80031

Unidentified photographer, n.d., Bunker Hill Monument, Carte de visite, Art Institute of Chicago, LL/98104

Unidentified photographer (USA, 19th century), 1853, Untitled (Portrait of a Cobbler), Daguerreotype, Art Institute of Chicago, LL/114533

Kenneth Josephson, 1970, Postcard Visit, Buffalo, Collage (color postcard collage), Art Institute of Chicago, LL/33347

Southworth & Hawes, 1850, Untitled (Mt. Auburn Cemetery, Cambridge, MA), Daguerreotype, Art Institute of Chicago, LL/114529

Frank Eugene, 1905-1915, Portrait of Two Young Men, Platinum print, Art Institute of Chicago, LL/68059

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112775

Mathew B. Brady, 1861, Untitled (Portrait of Two Girls), Daguerreotype, Art Institute of Chicago, LL/114525

Francis Frith, 1857, Osiride Pillars and Great Fallen Colossus, at the Memnonium, Thebes, Albumen print, Art Institute of Chicago, LL/57754

Samuel Van Loan (American, born English, 1823-1900), 1850s, Untitled (Portrait of a Woman with Two Children), Daguerreotype, Art Institute of Chicago, LL/114478

Alfred Stieglitz, 1922, Rebecca Salsbury Strand, Gelatin silver print, Art Institute of Chicago, LL/68064

Alfred Stieglitz, 1925, Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68111

John Plumbe Jr., 1845, Untitled (Portrait of a Seated Woman), Daguerreotype, Art Institute of Chicago, LL/114496

Gustave Le Gray, 1856-1857, The Beach at Sainte-Adresse, [Album "Vistas del Mar"], Albumen print, Art Institute of Chicago, LL/112760

Julia Margaret Cameron, 1874, Mrs. Herbert Duckworth, Albumen print, Art Institute of Chicago, LL/80034

Julia Margaret Cameron, 1864, Julia Jackson, Albumen print, Art Institute of Chicago, LL/80019

Julia Margaret Cameron, 1870 (taken) 1893 (ca, print), Mrs. Thackeray Ritchie, Photogravure, Art Institute of Chicago, LL/80043

Edward Steichen, 1908, Portrait of Clarence White, Gum bichromate over platinum print, Art Institute of Chicago, LL/68135

Alfred Stieglitz, 1894 (taken) 1920-1939 (print), Venice, Gelatin silver print, Art Institute of Chicago, LL/68071

Eugène Atget, 1908, 38 Quai de Bourbon, Albumen print, Art Institute of Chicago, LL/114578

Hill & Adamson, 1845 (ca), The Misses Grierson, Salted paper print, Art Institute of Chicago, LL/114559

Heinrich Kühn, 1910, Still Life with Fruit, Photogravure, Art Institute of Chicago, LL/68147

Jan Lauschmann, 1927 (taken) -1929 (print), Under My Window, Gelatin silver print, Art Institute of Chicago, LL/121558

László Moholy-Nagy, 1929, View from Pont Transbordeur, Marseille, Gelatin silver print, Art Institute of Chicago, LL/58911

Alfred Stieglitz, 1929, Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68109

Gustave Le Gray, 1857, Prince Moskova at Chalons, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112791

Unidentified photographer (American), 1852, Untitled (Portrait of Man with Two Oxen), Daguerreotype, Art Institute of Chicago, LL/128403

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112788

Alfred Stieglitz, 1927, The Dying Chestnut Tree-My Teacher, Gelatin silver print, Art Institute of Chicago, LL/68099

Julia Margaret Cameron, 1868 (ca), Clinton Parry, Albumen print, Art Institute of Chicago, LL/80027

Julia Margaret Cameron, 1865 (taken) 1893 (ca, print), The Very Reverend Dr. Jowett (Master of Balliol, Oxford), Photogravure, Art Institute of Chicago, LL/80042

Alfred Stieglitz, 1926, Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68117

Rufus P. Anson, 1855, Untitled [Seated man], Daguerreotype, Art Institute of Chicago, LL/98079

Hill & Adamson, 1845, 29 March, Dumbarton Presbytery, Salted paper print, Art Institute of Chicago, LL/114558

Roger Fenton, 1855, Lieutenant General Sir Colin Campbell, G.C.B., Salt print, Art Institute of Chicago, LL/45853

Gustave Le Gray, 1857, The Breaking Wave, [Album "Vistas del Mar"], Albumen print, Art Institute of Chicago, LL/112761

J. Craig Annan, 1894, A Lombardy Pastoral, [Venice and Lombardy: A Series of Original Photogravures], Photogravure, Art Institute of Chicago, LL/68042

Unidentified photographer (USA, 19th century), 1851, Untitled (Portrait of Sleeping Baby), Daguerreotype, Art Institute of Chicago, LL/114495

Unidentified photographer (USA, 19th century), 1857, Untitled (Portrait of a Seated Man), Daguerreotype, Art Institute of Chicago, LL/114514

Unidentified photographer (USA, 19th century), 1856, Untitled (Portrait of Man Looking Through a Stereoscope), Daguerreotype, Art Institute of Chicago, LL/114509

Julia Margaret Cameron, 1872-1874 (ca), Mrs. Rachael Gurney ("May God Bring Father Safely Home", "Three Fishers Went Sailing Into the Deep"), Albumen print, Art Institute of Chicago, LL/80044

Unidentified photographer (USA, 19th century), 1845, Untitled (Construction of the First Drydock, U.S. Navy Yard, Dry Dock #1 Brooklyn, NY), Daguerreotype, Art Institute of Chicago, LL/114524

Unidentified photographer (USA, 19th century), 1852, Untitled (Brass Band), Daguerreotype, Art Institute of Chicago, LL/114490

Hill & Adamson, 1843-1847, James Gordon, William Hanna D.D. and ‘Mr. Cowan', Calotype negative, Art Institute of Chicago, LL/114560

Julia Margaret Cameron, 1864-1865, Charles Hay Cameron, Albumen print, Art Institute of Chicago, LL/80017

Lucien Clergue, 1965, El Cordobés, Gelatin silver print, Art Institute of Chicago, LL/111980

Hill & Adamson, 1843-1844 (ca), Mr. Robertson, Sub-Editor of "The Witness", Salted paper print, Art Institute of Chicago, LL/114570

Alfred Stieglitz, 1923, Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68032

David Octavius Hill, 1843-1847, Dr. David Irving, Carbon print, Art Institute of Chicago, LL/114574

Unidentified photographer (USA, 19th century), 1850, Untitled (Two Boys Holding a Deceased Baby), Daguerreotype, Art Institute of Chicago, LL/114536

Julia Margaret Cameron, 1872, Mrs. Herbert Duckworth, Albumen print, Art Institute of Chicago, LL/80033

Unidentified photographer (USA, 19th century), 1850s, Untitled (Portrait of a Man Wearing a Top Hat Standing Next to a Horse), Daguerreotype, Art Institute of Chicago, LL/114484

S. L. Holman (American, 19th century), 1855-1856, Untitled (The Coit Family), Daguerreotype, Art Institute of Chicago, LL/114469

Platt D. Babbitt, 1853, Untitled (Niagara Falls), Daguerreotype, Art Institute of Chicago, LL/114481

Unidentified photographer, n.d., Bunker Hill Monument, Carte de visite, Art Institute of Chicago, LL/98103

Alfred Stieglitz, 1922, Katharine Dudley, Palladium print, Art Institute of Chicago, LL/68077

Roger Fenton, 1855 (taken), Hardships in the Camp, Salt print, Art Institute of Chicago, LL/45849

Frank Eugene, 1907, Emmeline Stieglitz, Autochrome, Art Institute of Chicago, LL/68169

J. Craig Annan, 1894, A Venetian Requiem, [Venice and Lombardy: A Series of Original Photogravures], Photogravure, Art Institute of Chicago, LL/68038

Julia Margaret Cameron, 1867 (taken) 1875 (print), Sir John Herschel, Carbon print, Art Institute of Chicago, LL/68161

Roger Fenton, 1855 (taken), Camp of the 4th Dragoon Guards, convivial party, French & English, Salt print, Art Institute of Chicago, LL/45844

J.F. Mascher, 1853 (ca), Untitled, Daguerreotype, stereo, Art Institute of Chicago, LL/114479

Unidentified photographer (USA, 19th century), 1854, Untitled (Grave), Daguerreotype, Art Institute of Chicago, LL/114530

Unidentified photographer (American), 1855, Untitled [Carpentering & Long-Tom Making], Daguerreotype, Art Institute of Chicago, LL/98077

Gustave Le Gray, 1856-1857, The Beach at Saint-Adresse, with the Dumont Baths, Albumen print, Art Institute of Chicago, LL/45758

Roger Fenton, 1855, Cossack Bay, Balaklava, Salted paper print, Art Institute of Chicago, LL/45870

Gustave Le Gray, 1857, Ships in the Harbor at Sete, Albumen print, from wet collodion on glass negative, Art Institute of Chicago, LL/45757

Alfred Stieglitz, 1919, The Dying Chestnut, Gelatin silver print, Art Institute of Chicago, LL/68095

Heinrich Kühn, 1908, The Artist's Umbrella (Der Malschirm), Photogravure, Art Institute of Chicago, LL/68145

Alfred Stieglitz, 1922, Music - A Sequence of Ten Cloud Photographs, No. II, Gelatin silver print, Art Institute of Chicago, LL/68098

Gustave Le Gray, 1857, Mass, Camp de Châlons, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112774

Alfred Stieglitz, 1920, Georgia Engelhard, Palladium print, Art Institute of Chicago, LL/68073

Unidentified photographer, 1850-1900, St. Pauls Cathedral, Albumen print, Art Institute of Chicago, LL/115236

Frank Eugene, 1899 (ca), Portrait of Alfred Stieglitz, Platinum print, Art Institute of Chicago, LL/68137

Gustave Le Gray, 1857, Untitled, [Souvenirs du Camp de Châlons album], Albumen print, from wet collodion on glass negative, Art Institute of Chicago, LL/45761

Alfred Stieglitz, 1907, Child with Striped Dress (Younger Raab Child), Autochrome, Art Institute of Chicago, LL/68177

Southworth & Hawes, 1850, Untitled (Portrait of a Standing Woman), Daguerreotype, Art Institute of Chicago, LL/114503

Eugène Atget, 1906-1907, Versailles, Vase, Albumen print, Art Institute of Chicago, LL/114581

Mathew B. Brady, 1846, Untitled (Portrait of Man), Daguerreotype, Art Institute of Chicago, LL/114523

Francis Frith, 1857, Jerusalem, from the Mount of Olives, No.2, Albumen print, Art Institute of Chicago, LL/57763

Roger Fenton, 1855, Head of Harbour, Balaklava, Salted paper print, Art Institute of Chicago, LL/45869

Southworth & Hawes, 1858, Untitled (Portrait of Seated Woman), Daguerreotype, Art Institute of Chicago, LL/114505

Félix Teynard, 1851-1852, First Pylon - French Inscription Carved on the Eastern Embrasure at Point H, Island of Fila (Philae),, Salted paper print, Art Institute of Chicago, LL/45863

Julia Margaret Cameron, 1865 (taken) 1893 (ca, print), Alfred, Lord Tennyson (Dirty Monk), Photogravure, Art Institute of Chicago, LL/45836

Unidentified photographer (USA), 1850, Untitled (Portrait of Woman Holding a Child), Daguerreotype, Art Institute of Chicago, LL/114475

Unidentified photographer (USA), 1849, Untitled (Hose Reel Carriage), Daguerreotype, Art Institute of Chicago, LL/114473

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112783

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112787

Julia Margaret Cameron, 1871, December, My Beloved Son, Albumen print, Art Institute of Chicago, LL/80032

Lucien Clergue, 1968, El Cordobés, Gelatin silver print, Art Institute of Chicago, LL/111982

Alfred Stieglitz, 1923, Spiritual America: Songs of the Sky A1, Gelatin silver print, Art Institute of Chicago, LL/68185

Unidentified photographer (USA, 19th century), 1850, Untitled (Portrait of a Carpenter), Daguerreotype, Art Institute of Chicago, LL/114532

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112780

Edward Steichen, 1915, Portrait of Alfred Stieglitz, Gum bichromate print, Art Institute of Chicago, LL/68134

Unidentified photographer (USA, 19th century), 1855, Untitled (Post Mortem Portrait of a Girl), Daguerreotype, Art Institute of Chicago, LL/114489

Roger Fenton, 1855 (taken), L'Entente Cordiale, Salt print, Art Institute of Chicago, LL/45850

Gustave Le Gray, 1856 (ca), Tree, Forest of Fontainebleau, Albumen print, from wet collodion negative, Art Institute of Chicago, LL/45756

David Octavius Hill, 1850-1870 (ca), Untitled, Salted paper print, Art Institute of Chicago, LL/114572

Photographic Section, U.S. Air Service, American Expeditionary Forces (AEF), 1918, 15 May (on or after), Detailed interpretation of Frontline trenches (Apremont), [World War I Album assembled by Edward Steichen], Gelatin silver print, mounted in album, Art Institute of Chicago, LL/62126

George N. Barnard, 1871, Untitled (Chicago after the Chicago Fire), Albumen print, panorama, Art Institute of Chicago, LL/126481

Julia Margaret Cameron, 1866-1867, Julia Jackson, Albumen print, Art Institute of Chicago, LL/80037

Jeremiah Gurney, 1856, Untitled (Portrait of Man with Painting), Daguerreotype, Art Institute of Chicago, LL/114500

Alfred Stieglitz, 1922, Rebecca Salsbury Strand, Gelatin silver print, Art Institute of Chicago, LL/68082

Unidentified maker, 1860-1870 (ca), Civil War Collage, Albumen prints, photocollage, Art Institute of Chicago, LL/106070

Hill & Adamson, 1843-1846 (taken) 1890-1900 (print), Lord Robertson, Carbon print, Art Institute of Chicago, LL/68030

Hans Bellmer, 1935 (taken), The Doll (Die Puppe/La Poupée), Gelatin silver print, Art Institute of Chicago, LL/130820

Unidentified photographer (USA, 19th century), 1850, Untitled (Gold Miners in Front of a Pond), Daguerreotype, Art Institute of Chicago, LL/114508

Giraudon's Artist, 1870, Shepherdess Leaning Against a Tree, with Two Sheep, Albumen print, Art Institute of Chicago, LL/117190

Alfred Stieglitz, 1894 (taken) 1897 (ca, print), A Wet Day on the Boulevard, Paris, Photogravure, Art Institute of Chicago, LL/68164

Jeremiah D. Wells (American, 19th century), 1851, Untitled (Portrait of a Standing Man), Daguerreotype, Art Institute of Chicago, LL/114492

Heinrich Kühn, 1909, Portrait of Stieglitz, Platinum print, Art Institute of Chicago, LL/68150

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112778

Photographic Section, U.S. Air Service, American Expeditionary Forces (AEF), 1918, 15 May (on or after), Detailed interpretation of Frontline trenches (Apremont), [World War I Album assembled by Edward Steichen], Gelatin silver print, mounted in album, Art Institute of Chicago, LL/62125

J. Craig Annan, 1894 (ca), A Mendicant, [Venice and Lombardy: A Series of Original Photogravures], Photogravure, Art Institute of Chicago, LL/68041

A.J. Russell, 1868-1869 (taken), Wilhelmina's Pass, Distant View of Serrated Rocks or Devil's Slide, Weber Canon, Utah, Albumen print, Art Institute of Chicago, LL/102993

Alfred Stieglitz, 1929, Equivalent, from Set A (Third Set, Print 8), Gelatin silver print, Art Institute of Chicago, LL/68127

Clarence H. White, 1905, Evening-Mother and Boys, Platinum print, Art Institute of Chicago, LL/68141

Frederick H. Evans, 1905 (ca), Photomicrograph of artist's monogram in lower right corner of print (scale bar is in millimeters), Platinum print, Art Institute of Chicago, LL/68035

Etienne Carjat, 1876-1884 (ca), Daudet, [La Galerie Contemporaine], Woodburytype, Art Institute of Chicago, LL/51579

Eugène Atget, 1910 (ca), Fontaine Rue de Sevres, Albumen print, Art Institute of Chicago, LL/114582

J. Craig Annan, 1903 (ca), Stirling Castle, Photogravure, Art Institute of Chicago, LL/68044

Edward Steichen, 1902 (ca), Young Tycoon (Self-Portrait), Gum bichromate print, Art Institute of Chicago, LL/68151

Alfred Stieglitz, 1920-1922, Georgia O'Keeffe-Hands, Palladium print, Art Institute of Chicago, LL/68089

Alfred Stieglitz, 1922, Georgia O'Keeffe, Palladium print, Art Institute of Chicago, LL/68091

Hill & Adamson, 1843-1846, Two Friars, Salted paper print, Art Institute of Chicago, LL/114571

Paul Gauguin, 1898-1899, Buddha, from the Suite of Late Wood-Block Prints, Woodblock print, Art Institute of Chicago, LL/97871

Unidentified photographer (USA, 19th century), 1853, Untitled (Lynn News), Daguerreotype, Art Institute of Chicago, LL/114513

Alfred Stieglitz, 1922, Rebecca Salsbury Strand, Palladium print, Art Institute of Chicago, LL/68075

Alfred Stieglitz, 1925, Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68120

Edward Steichen, 1905, Kitty and Alfred Stieglitz, Platinum print, Art Institute of Chicago, LL/68036

Roger Fenton, 1855, Robert Brownrigg, taken at the Crimea, Thinly albumenized print, from a collodion wet plate negative, Art Institute of Chicago, LL/45857

Julia Margaret Cameron, 1868, Variant of "Too late! Too late!", Albumen print, Art Institute of Chicago, LL/45839

Gustave Le Gray, 1856, The Haloed Sun, [Album "Vistas del Mar"], Albumen print, Art Institute of Chicago, LL/112764

Alfred Stieglitz, 1922, Gable and Apples, Gelatin silver print, Art Institute of Chicago, LL/68078

Huddleston & Co. (USA, 19th century), 1840, Untitled (Portrait of a Woman), Daguerreotype, Art Institute of Chicago, LL/114518

Hill & Adamson, 1843-1847, Dr. David Irving, Salted paper print, Art Institute of Chicago, LL/114573

Alfred Stieglitz, 1927, Equivalent, Gelatin silver print, Art Institute of Chicago, LL/68116

Gustave Le Gray, 1857, Untitled, [Album "Souvenirs du Camp de Châlons"], Albumen print, Art Institute of Chicago, LL/112786

Francis Frith, 1857, The Great Pillars and Smaller Temple, Baalbec, Albumen print, Art Institute of Chicago, LL/57759

Unidentified photographer (USA, 19th century), 1860, Untitled (Portrait of Seated Woman), Daguerreotype, Art Institute of Chicago, LL/114528

J. Craig Annan, 1894 (ca), Venice from Lido, [Venice and Lombardy: A Series of Original Photogravures], Photogravure, Art Institute of Chicago, LL/68039

Frank Eugene, 1898, La Cigale, Platinum print, Art Institute of Chicago, LL/68056

Julia Margaret Cameron, 1868, Marie Spartali, Albumen silver print, from wet collodion glass negative, Art Institute of Chicago, LL/43882

Gustave Le Gray, 1857, The Jetty at Sete, Albumen print, from wet collodion on glass negative, Art Institute of Chicago, LL/45759

T.R. Williams, 1859, Untitled (Memento Mori Still Life), Daguerreotype, stereo, Art Institute of Chicago, LL/114485

Roger Fenton, 1855, Mortar Batteries in front of Picquet House, Light Division, Salt print, Art Institute of Chicago, LL/45856

Photographic Section, U.S. Air Service, American Expeditionary Forces (AEF), 1918-1919, In Château Thierry Sector showing seven bridges destroyed by retreating enemy forces, September 7, 1918, [World War I Album assembled by Edward Steichen], Gelatin silver print, mounted in album, Art Institute of Chicago, LL/62119

Gustave Le Gray, 1857, Mediterranean with Mount Agde, [Album "Vistas del Mar"], Albumen print, Art Institute of Chicago, LL/112762

Unidentified photographer (USA, 19th century), 1853, Untitled (Portrait of a Man with a Top Hat Standing next to a Gravestone), Daguerreotype, Art Institute of Chicago, LL/114488

Heinrich Kühn, 1900-1910, Portrait of Stieglitz, Gum bichromate print, Art Institute of Chicago, LL/68149

Frank Eugene, 1907, Kitty Stieglitz in a Field with Blue Flowers, Autochrome, Art Institute of Chicago, LL/68170

Gustave Le Gray, 1850-1859, The Tugboat, [Album "Vistas del Mar"], Albumen print, Art Institute of Chicago, LL/112769

Marie-Blanche-Hennelle Fournier, 1870s, Untitled Page From the Madame B Album, Collage of watercolor, ink, and albumen silver prints., Art Institute of Chicago, LL/35058

Southworth & Hawes, 1850, Untitled (Rev. Daniel Sharp, Congregationalist Preacher), Daguerreotype, Art Institute of Chicago, LL/114519

Gustave Le Gray, 1856, Brig on the Water, [Album "Vistas del Mar"], Albumen print, Art Institute of Chicago, LL/112756

Alfred Stieglitz, 1922, Rebecca Salsbury Strand, Gelatin silver print, Art Institute of Chicago, LL/68079

Frank Eugene, 1908, Small Boy Dressed as a Faun, Platinum print, Art Institute of Chicago, LL/68060

Edward Steichen, 1907, Rodin, Paris, Platinum print, Art Institute of Chicago, LL/68133

Giraudon's Artist, 1870, Female Peasant Riding Donkey, Albumen print, Art Institute of Chicago, LL/117193

Francis Frith, 1857, The New English Church from the Tower of Hippicus, Jerusalem, Albumen print, Art Institute of Chicago, LL/57755