Nadar, 1885, Galli-Marie, [Paris-Artiste], Woodburytype, Philadelphia Museum of Art, LL/72033

Frank Eugene, 1910 (photogravure), Kimono - Frl. v. S., [Camera Work, no. 31, pl. 09], Photogravure, Philadelphia Museum of Art, LL/71557

Paul Strand, 1953 (taken) 1980s, early-mid (print), Children, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72383

Joseph T. Keiley, 1907, A Garden of Dreams, [Camera Work, no. 17, pl. 04], Halftone, Philadelphia Museum of Art, LL/71907

J. Craig Annan, 1907 (photogravure), Portrait of Mrs. C., [Camera Work, no. 19, pl. 03], Photogravure, Philadelphia Museum of Art, LL/71331

W. J. Street (American, active late 19th - early 20th century), 1906 (ca), Untitled (San Francisco fire), Gelatin silver print, Philadelphia Museum of Art, LL/72427

Paul Burty Haviland, 1914 (photogravure), New York at Night, [Camera Work, no. 46, pl. 01], Photogravure, Philadelphia Museum of Art, LL/71803

Henri Cartier-Bresson, 1946, Alfred Stieglitz at An American Place, New York, Gelatin silver print, Philadelphia Museum of Art, LL/71404

Frederick H. Evans, 1911, Westminster Abbey: South Transept, Poet's Corner, Platinum print, Philadelphia Museum of Art, LL/71702

Calvert Richard Jones, 1845 (taken, later print), Ellen Simpson at Swansea, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71857

J. Craig Annan, 1914 (photogravure), A Gitana, Granada, [Camera Work, no. 45, pl. 02], Photogravure, Philadelphia Museum of Art, LL/71317

Frederick H. Evans, 1894, In Redlands Woods: Holmwood by Dorking - Dirge in Woods, Gelatin silver print, Philadelphia Museum of Art, LL/71628

Thomas Eakins, 1884 (negative, later print), Woman Walking to the Right, Gelatin silver print, Philadelphia Museum of Art, LL/71048

Ansel Adams, 1939 (taken) 1944 (print), Alfred Stieglitz at An American Place, Gelatin silver print, Philadelphia Museum of Art, LL/71291

Frederick H. Evans, 1906-1907 (ca), Le Puy: Virgin on Rock and Cathedral from St. Michael's, Gelatin bromide print, Philadelphia Museum of Art, LL/71638

Frederick H. Evans, 1908 (ca), Redlands Woods, Platinum print, Philadelphia Museum of Art, LL/71649

Gertrude Käsebier, 1910 (ca), Family Group, Photogravure, Philadelphia Museum of Art, LL/71881

Paul Burty Haviland, 1909, Luna Park Photo Studio, Platinum print, Philadelphia Museum of Art, LL/71799

Frank Eugene, 1908 (taken) 1910 (photogravure), Dr. Emanuel Lasker and His Brother, [Camera Work, no. 31, pl. 08], Photogravure, Philadelphia Museum of Art, LL/71551

Alfred Stieglitz, 1902 (taken) 1907 (print), Snapshot - From my Window, New York, [Camera Work, no. 20, pl. 07], Photogravure, Philadelphia Museum of Art, LL/72304

Man Ray, 1925 (ca), Harry Melvill, Gelatin silver print, Philadelphia Museum of Art, LL/72079

Eli Lotar, 1928-1932 (ca), Untitled (Globe Advertisement), Gelatin silver print, Philadelphia Museum of Art, LL/71976

Peter Henry Emerson, 1887, Noontide on the Pastures, [Idylls of the Norfolk Broads], Autogravure, Philadelphia Museum of Art, LL/71539

Edward Steichen, 1902 (taken) 1981 (print), Torso, Paris, 1902, [The Early Years, 1900-1927], Photogravure, Philadelphia Museum of Art, LL/72245

Edward Steichen, 1903 (taken) 1906 (photogravure), J. Pierpont Morgan, Esq., [Camera Work, Steichen Supplement (1906), pl. 02], Photogravure, Philadelphia Museum of Art, LL/72194

L.E. Walker, 1857, The First Cradle, Salted paper print, Philadelphia Museum of Art, LL/72470

Alfred Stieglitz, 1889, Photographic Jubilee Exhibition - Installation - Berlin, Photogravure, Philadelphia Museum of Art, LL/72293

Seydou Keita, 1956-1957 (taken) 2002 (print), Untitled #851 (Woman with Radio), Gelatin silver print, Philadelphia Museum of Art, LL/71921

Cutting & Turner (Boston, active 1857-1860), 1858, Photolithograph (Untitled Micro-photolithograph of Insect), Photolithograph, Philadelphia Museum of Art, LL/71457

Frederick H. Evans, 1911, Westminster Abbey: Tomb of Henry VII, Platinum print, Philadelphia Museum of Art, LL/71717

Joseph T. Keiley, 1907 (halftone), A Bit of Paris, [Camera Work, no. 17, pl. 06], Halftone, Philadelphia Museum of Art, LL/71906

Frederick H. Evans, 1899 (ca, taken) 1903 (photogravure), Height and Light in Bourges Cathedral, [Camera Work, no. 04, pl. 03], Photogravure, Philadelphia Museum of Art, LL/71625

Robert Frank, 1956 (taken) 1969 (print), Political Rally, Chicago, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71772

Frank Eugene, 1898 (negative) 1910 (photogravure), Man in Armor, [Camera Work, no. 30, pl. 07], Photogravure, Philadelphia Museum of Art, LL/71560

A. Hautecoeur, 1860-1890 (ca), Sculptures of the Wingless Victory, Athens, Albumen silver print, Philadelphia Museum of Art, LL/71226

James Cremer, 1876, Centennial Exhibition View, Albumen silver print, Philadelphia Museum of Art, LL/71450

Alfred Stieglitz, 1901, Spring Showers--The Coach, [Camera Notes, vol. 5], Photogravure, Philadelphia Museum of Art, LL/72309

Imogen Cunningham, 1973, Pentimento, Gelatin silver print, Philadelphia Museum of Art, LL/71453

Adolphe Braun, 1862-1864 (taken) 1866-1880s (print), Untitled, [Farm Animals], Albumen silver print, Philadelphia Museum of Art, LL/71383

Charles Edmund Dana (American, 1843-1914), 1888, Portrait of Alfred Stieglitz, Gelatin silver print, Philadelphia Museum of Art, LL/71463

Eva Watson-Schutze, 1905 (ca), Portrait of a Boy, Platinum print, Philadelphia Museum of Art, LL/72476

Ansel Adams, 1939, Alfred Stieglitz at An American Place, Gelatin silver print, Philadelphia Museum of Art, LL/71297

William B. Post, 1901 (ca), Untitled (Summer Landscape with Pine Tree), Platinum print, Philadelphia Museum of Art, LL/72057

Frederick H. Evans, 1911, Westminster Abbey: Choir Stalls, Henry VII Chapel, Platinum print, Philadelphia Museum of Art, LL/71670

Hill & Adamson, 1843-1848, Miss Kemp, Salted paper print, Philadelphia Museum of Art, LL/71833

Robert Frank, 1955 (taken) 1960s (print), Bar-Gallup, New Mexico, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71742

Felice Beato, 1860-1861, North and East Wall of Pekin, [Album China], Albumen silver print, Philadelphia Museum of Art, LL/71237

Clarence H. White, 1905 (taken) 1908 (photogravure), The Arbor, [Camera Work, no. 23, pl. 03], Photogravure, Philadelphia Museum of Art, LL/72529

L.E. Walker, 1857, Margaret, Salted paper print, Philadelphia Museum of Art, LL/72472

Frederick H. Evans, Late 19th - early 20th century, Font at Worstead Church: Norfolk, Platinum print, Philadelphia Museum of Art, LL/71616

Brassaï, 1930 (ca), Wurzel und Kabel (Root and Cable), Gelatin silver print, Philadelphia Museum of Art, LL/71379

Eugène Atget, 1910, Voiture à platre / Concrete Transport Wagon, Albumen silver print, Philadelphia Museum of Art, LL/71152

Frederick H. Evans, 1911, Westminster Abbey: East End, South Ambulatory, Platinum print, Philadelphia Museum of Art, LL/71676

Lazarus Gottlieb Sichling (German, 1812-1863), 1852, Portrait of Wilhelm and Jacob Grimm (The Brothers Grimm), Etching and engraving (steel engraving), Philadelphia Museum of Art, LL/71068

Eugène Atget, 1905, Ambassade d'Autriche, 57 rue de Varenne, Albumen silver print, Philadelphia Museum of Art, LL/71142

Paul Strand, 1953 (taken) (print), River Man, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72395

Man Ray, 1922, Picasso in His Studio on the rue de La Boëtie, Paris, Gelatin silver print, Philadelphia Museum of Art, LL/72096

Eva Watson-Schutze, 1905 (ca), Untitled (Head of Young Woman), Gum platinum print, Philadelphia Museum of Art, LL/72484

Eva Watson-Schutze, 1905 (ca), Portrait of a Boy, Platinum print, Philadelphia Museum of Art, LL/72477

William Christenberry, 1973 (taken) 1982 (print), Church -- Between Greensboro and Marion, Alabama 1973, Chromogenic print, Philadelphia Museum of Art, LL/71421

Edward Steichen, 1913 (photogravure), Venice, [Camera Work, no. 44, pl. 01], Photogravure, Philadelphia Museum of Art, LL/72249

Paul Strand, 1929 (taken) 1960s (print), Alfred Stieglitz, Lake George, New York, Gelatin silver print, Philadelphia Museum of Art, LL/72365

Henri Troth, 1910 (ca), Ridley Creek (Tree Branches over Creek), Gelatin silver print, Philadelphia Museum of Art, LL/72451

Alfred Stieglitz, 1922, Clouds - Music No. 5, Gelatin silver print, Philadelphia Museum of Art, LL/72265

Eugène Atget, 1922-1923, Versailles, Albumen silver print, Philadelphia Museum of Art, LL/71167

Circle of Thomas Eakins, 1883-1885, Young Boy, Nude, Albumen silver print, Philadelphia Museum of Art, LL/71044

Nadar, 1885, Dumaine (Louis-François Person), [Paris-Artiste], Woodburytype, Philadelphia Museum of Art, LL/72032

Paul Strand, 1953 (taken) 1980s, early-mid (print), Farmworker, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72386

Benque (French, active late 19th century), 1885, Christine Nilsson, [Paris-Artiste], Woodburytype, Philadelphia Museum of Art, LL/71354

François Franck, 1870-1880 (ca), Jules Favre, [Figaro-Album], Albumen silver print, Philadelphia Museum of Art, LL/71736

Eugène Atget, 1910-1911 (taken) 1930 (ca, print), Intérieur Atget / Atget's Workroom, Gelatin silver print, Philadelphia Museum of Art, LL/71109

John Claude White, 1902, Prayer Wheel at Lamteng, [Sikhim and Sikhim & Tibet Frontier - album], Silver bromide print, gold-toned, Philadelphia Museum of Art, LL/72536

Thomas Eakins, 1883 (ca), Thomas Eakins, [Naked Series], Albumen silver prints, Philadelphia Museum of Art, LL/71033

Ansel Adams, 1959 (ca, taken) 1976-1977 (print), Ice on Lake, Sierra Nevada, California, Gelatin silver print, Philadelphia Museum of Art, LL/71301

Umbo, 1925-1940 (ca, taken) 1980 (print), Untitled (City at Night), Gelatin silver print, Philadelphia Museum of Art, LL/72457

Eugène Atget, 1906, Grand Trianon - le Buffet, Albumen silver print, Philadelphia Museum of Art, LL/71130

Wilhelm von Gloeden, 1890s (ca), Untitled, Albumen silver print, Philadelphia Museum of Art, LL/72467

John Edward Saché, 1865-1882 (ca), Dalhousie Square and Post Office, [Views of Calcutta, Vol. II, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71102

Paul Strand, 1920 (ca, taken) 1980s, early-mid (print), Alfred Stieglitz at his Press, New York, Gelatin silver print, Philadelphia Museum of Art, LL/72361

Thomas Eakins, 1884 (negative, later print), Motion Study---Boy Jumping to the Right, Gelatin silver print, Philadelphia Museum of Art, LL/71040

Oscar Gustave Rejlander, 1860 (ca), Untitled (Girl Reading), Albumen silver print, Philadelphia Museum of Art, LL/72116

Eugène Atget, 1901, Hôtel de Beauffremont, rue de Grenelle 87, Albumen silver print, Philadelphia Museum of Art, LL/71149

Ira Martin, 1929, Untitled (New York City), Gelatin silver print, toned, Philadelphia Museum of Art, LL/71984

Frederick H. Evans, 1911, Westminster Abbey: Canopies of Stalls, Henry VII Chapel, Platinum print, Philadelphia Museum of Art, LL/71666

Frederick H. Evans, 1911, Westminster Abbey: Across Aisle Nave, Platinum print, Philadelphia Museum of Art, LL/71661

Henri Troth, Early to mid- 20th century, Charles Stevens House, Rose Valley, Platinum print, Philadelphia Museum of Art, LL/72448

Berenice Abbott, 1958-1961, The Pendulum, Gelatin silver print, Philadelphia Museum of Art, LL/71284

Edward Steichen, 1908 (ca), Young Woman in Large Hat Leaning on the Back of a Chair, Autochrome, Philadelphia Museum of Art, LL/72253

Paul Strand, 1953 (taken) 1960s (print), The Harness Maker, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72398

John Edward Saché, 1865-1882 (ca), Martinière, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71075

Sebastião Salgado, 1991, Tea Plantation, Region of Cyangugu, Rwanda, [Workers, An Archaeology of the Industrial Age], Gelatin silver print, Philadelphia Museum of Art, LL/72143

Calvert Richard Jones, 1845 (taken, later print), Brig at Swansea, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71848

Frederick H. Evans, 1911, Westminster Abbey: Bronze Gates, Henry VII Chapel, Platinum print, Philadelphia Museum of Art, LL/71665

Lock & Whitfield, 1877-1897, Ellen Terry as Portia, [The Theatre], Woodburytype, on printed sheet, Philadelphia Museum of Art, LL/71967

Thomas Eakins, 1883 (ca), Female Model, [Naked Series], Albumen silver prints, Philadelphia Museum of Art, LL/71038

A. Horsley Hinton, 1905 (photogravure), Rain from the Hills, [Camera Work, no. 11, pl. 10], Photogravure, Philadelphia Museum of Art, LL/71836

Felice Beato, 1860, 1 August, Panorama - View of Pehtung, [Album China], Albumen silver print, Philadelphia Museum of Art, LL/71247

Edward Steichen, 1904 (taken) 1906 (halftone), The Flatiron - Evening, [Camera Work, no. 14, pl. 08], Two color relief halftone, Philadelphia Museum of Art, LL/72232

Heinrich Kühn, 1902 (taken) 1906 (photogravure), Roman Campagna, [Camera Work, no. 13, pl. 05], Photogravure, Philadelphia Museum of Art, LL/71938

Clarence H. White, 1908 (photogravure), Nude, [Camera Work, no. 23, pl. 10], Photogravure, Philadelphia Museum of Art, LL/72521

Edward Steichen, 1921 (taken) 1981 (print), Three Pears and an Apple, France, c. 1921, [The Early Years, 1900-1927], Photogravure, Philadelphia Museum of Art, LL/72244

Gertrude Käsebier, 1899 (taken) 1903 (photogravure), Blessed Art Thou Among Women, [Camera Work, no. 01, pl. 03], Photogravure, Philadelphia Museum of Art, LL/71878

Alfred Stieglitz, 1886, Self-Portrait - Germany, Gelatin silver print, Philadelphia Museum of Art, LL/72299

John Edward Saché, 1865-1882 (ca), Fort, [Views of Calcutta, Vol. II, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71074

Gertrude Käsebier, 1895 (ca), Portrait of Hermine Käsebier, Pigment print, Philadelphia Museum of Art, LL/71893

Frederick H. Evans, 1911, Westminster Abbey: North Ambulatory to East, Platinum print, Philadelphia Museum of Art, LL/71687

Eugène Atget, 1899-1900, Ancien Amphitheatre Saint-Côme, rue de l'Ecole de Médecine, Albumen silver print, Philadelphia Museum of Art, LL/71160

Robert Frank, 1955 (taken) 1960s (print), Bar - New York City, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71741

John Edward Saché, 1865-1882 (ca), Cathedral, Calcutta, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71104

Alfred Stieglitz, 1904 (taken) 1905 (photogravure), Going to the Start, [Camera Work, no. 12, pl. 03], Photogravure, Philadelphia Museum of Art, LL/72274

Ansel Adams, 1939, Alfred Stieglitz at An American Place, Gelatin silver print, Philadelphia Museum of Art, LL/71293

Joseph T. Keiley, 1907 (photogravure), Spring, [Camera Work, no. 17, pl. 05], Photogravure, Philadelphia Museum of Art, LL/71917

Alvin Langdon Coburn, 1904-1911, Untitled (Church Through Trees), Photogravure, Philadelphia Museum of Art, LL/71444

Edward Steichen, 1907 (taken) 1913 (duogravure), Steeplechase Day, Paris: After the Races, [Camera Work, no. 42/43, pl. 11], Duotone rotogravure, Philadelphia Museum of Art, LL/72228

Alfred Stieglitz, 1910 (taken) 1911 (print), The City of Ambition, [Camera Work, no. 36, pl. 01], Photogravure, Philadelphia Museum of Art, LL/72263

Luke Swank, 1930-1933 (ca), Untitled (Tenement), Gelatin silver print, Philadelphia Museum of Art, LL/72432

Ilse Bing, 1930-1931 (ca), Untitled (Figures in Street), Gelatin silver print, Philadelphia Museum of Art, LL/71366

Alfred Stieglitz, 1910 (taken) 1911 (print), The Aeroplane, [Camera Work, no. 36, pl. 07], Photogravure, Philadelphia Museum of Art, LL/72312

Prof. J. R. Weaver (British, active 1900s - 1920s?), 1914 (ca, print), Frederick Evans, Platinum print, Philadelphia Museum of Art, LL/71619

Corliss & Bancroft Photographers (New York, active 19th century), 1870s, Stieglitz Family Relatives' Early Enterprise: Hahlo and Stieglitz Brokerage Firm, Albumen silver print, Philadelphia Museum of Art, LL/71447

Calvert Richard Jones, 1845 (taken, later print), HMS Superb, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71862

Paul Strand, 1920 (ca, taken) (ca, print), Alfred Stieglitz, New York, Gelatin silver print, Philadelphia Museum of Art, LL/72369

John Edward Saché, 1865-1882 (ca), Untitled, [Views of Calcutta, Vol. II, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71081

Alfred Stieglitz, 1905-1906, The Little Galleries of the Photo-Secession, 291 Fifth Avenue, New York - Opening Exhibition Nov. 24, 1905 - Jan. 5, 1906, [Camera Work, no. 14, pl. 10], Halftone reproductions, Philadelphia Museum of Art, LL/72324

W. & F. Langenheim, 1856, Niagara Falls, Summer View, Table Rock, from Above, Stereographic lantern slide, hand-colored, Philadelphia Museum of Art, LL/71955

Man Ray, 1927-1930 (ca), Joella Levy, Gelatin silver print, Philadelphia Museum of Art, LL/72082

Frederick H. Evans, 1903 (ca), Wells Cathedral: Nave Looking West, Platinum print, Philadelphia Museum of Art, LL/71654

Robert Frank, 1955 (taken) 1960s (print), Detroit, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71754

Paul Strand, 1953 (taken) (print), White Horse, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72402

Gertrude Käsebier, 1905 (photogravure), Happy Days, [Camera Work, no. 10, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71884

Helen Levitt, 1941, Mexico City, Gelatin silver print, Philadelphia Museum of Art, LL/71964

Berenice Abbott, 1958-1961, Refraction of Water Waves, Gelatin silver print, Philadelphia Museum of Art, LL/71281

Joseph T. Keiley, 1901 (ca), Untitled (Buildings, Probably Havana), Platinum print, Philadelphia Museum of Art, LL/71919

Frank Eugene, 1900 (ca), Portrait of Alfred Stieglitz (Head and Shoulders, Facing Right), Gelatin silver print, Philadelphia Museum of Art, LL/71570

Frederick H. Evans, 1911, Westminster Abbey: South Side Confessor's Chapel, Platinum print, Philadelphia Museum of Art, LL/71700

Alvin Langdon Coburn, 1902-1903 (ca), George Seeley, Platinum print, Philadelphia Museum of Art, LL/71431

Frederick H. Evans, 1911, Westminster Abbey: Chapel of St. Erasmus, North Ambulatory, Platinum print, Philadelphia Museum of Art, LL/71667

John Edward Saché, 1865-1882 (ca), Baboo Ghât, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71087

John Edward Saché, 1865-1882 (ca), Mint, [Views of Calcutta, Vol. II, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71076

Ansel Adams, 1939 (taken) 1944 (print), Alfred Stieglitz at An American Place, Gelatin silver print, Philadelphia Museum of Art, LL/71294

Edward Steichen, 1908 (taken) 1911 (photogravure), Balzac - Towards the Light, Midnight, [Camera Work, no. 34/35, pl. 03], Photogravure, Philadelphia Museum of Art, LL/72172

Clarence H. White, 1909, Untitled (Gertrude Traubel on Staircase), Platinum print, Philadelphia Museum of Art, LL/72534

Man Ray, 1924 (ca), Marcel Duchamp with Shaving Lather for Monte Carlo Bond, Gelatin silver print, Philadelphia Museum of Art, LL/72090

Ema Spencer, 1909 (photogravure), Girl with Parasol, [Camera Work, no. 25, pl. 06], Photogravure, Philadelphia Museum of Art, LL/72161

Whiting-Salzman Studio (American, active New York City, 1931), 1931 (ca), Untitled (Photographic Design with Beans), Gelatin silver print, Philadelphia Museum of Art, LL/72538

Sarah Choate Sears, 1901 (taken) 1907 (photogravure), Mrs. Julia Ward Howe, [Camera Work, no. 18, pl. 07], Photogravure, Philadelphia Museum of Art, LL/72157

John Edward Saché, 1865-1882 (ca), Untitled, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71083

Roger Fenton, 1855, Two Men in Uniforms, Standing, Albumen silver print, Philadelphia Museum of Art, LL/71731

Robert Frank, 1956 (taken) 1969 (print), Public Park, Ann Arbor, Michigan, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71773

Robert Frank, 1955 (taken) 1969 (print), Candy store-New York City, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71749

Calvert Richard Jones, 1845 (taken, later print), Mary of Stives and Liberty at Swansea, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71868

Samuel Bourne, 1863-1869, Temple, India, Albumen silver print, Philadelphia Museum of Art, LL/71212

Frederick DeBourg Richards, 1887 (ca), Workmen and Horses on a Shore, Cyanotype, Philadelphia Museum of Art, LL/72130

Edward Steichen, 1907, Pastoral - Moonlight, [Camera Work, no. 19, pl. 06], Photogravure, handtoned, Philadelphia Museum of Art, LL/72212

László Moholy-Nagy, 1925-1931 (ca), Untitled (Cat on a Chair), Gelatin silver print, Philadelphia Museum of Art, LL/72007

Frederick H. Evans, 1902 (taken) 1903 (photogravure), York Minster: "In Sure and Certain Hope", Photogravure, Philadelphia Museum of Art, LL/71719

Eugène Atget, 1904-1905, Palais Royal, Albumen silver print, Philadelphia Museum of Art, LL/71136

John Edward Saché, 1865-1882 (ca), Belvidere, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71071

Edward Steichen, 1905 (taken) 1906 (photogravure), Mother and Child - Sunlight, [Camera Work, no. 14, pl. 11], Photogravure, Philadelphia Museum of Art, LL/72208

Rufus P. Anson, 1850s, Daguerrotypist with Camera, Daguerreotype, 1/6 plate, hand-coloured, Philadelphia Museum of Art, LL/71061

John Edward Saché, 1865-1882 (ca), Untitled, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71085

Edward Steichen, 1901 (taken) 1906 (photogravure), Maeterlinck, [Camera Work, Steichen Supplement (1906), pl. 01], Photogravure, Philadelphia Museum of Art, LL/72204

Hugo Henneberg, 1902 (taken) 1906 (photogravure), Pomeranian Motif, [Camera Work, no. 13, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71828

Edward Steichen, 1930 (taken) 1981-1982 (print), Avocados, New York, [Steichen: Twenty-Five Photographs], Gelatin silver print, Philadelphia Museum of Art, LL/72170

J. Craig Annan, 1910 (photogravure), The White House, [Camera Work, no. 32, pl. 05], Photogravure, Philadelphia Museum of Art, LL/71336

Robert Demachy, 1904, Struggle, [Camera Work, no. 05, pl. 06], Halftone, Philadelphia Museum of Art, LL/71480

Eva Watson-Schutze, 1905 (ca), Portrait of a Boy, Platinum print, Philadelphia Museum of Art, LL/72478

Calvert Richard Jones, 1845 (taken, later print), Countess of Bective in Mid-Stream at Swansea, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71850

Alfred Stieglitz, 1911 (taken) (print), Excavating - New York, [Camera Work, no. 36, pl. 10], Photogravure, Philadelphia Museum of Art, LL/72269

William Kurtz (American, born Germany, 1834-1904), 1885-1886 (taken, later rephotographed), Alfred Stieglitz, Mittenwald, Gelatin silver print, Philadelphia Museum of Art, LL/71947

Walter Hege, 1928-1930, Acropolis (Aloes in Flower on the Western Slope), Gelatin silver print, toned, Philadelphia Museum of Art, LL/71820

J. Craig Annan, 1901 (taken) 1904 (photogravure), Prof. John Young, of Glasgow University, [Camera Work, no. 08, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71332

Eugène Atget, 1905, Austrian Embassy, 57, rue de Varenne, Albumen silver print, Philadelphia Museum of Art, LL/71143

Robert Frank, 1955, Parade, Hoboken, New Jersey, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71770

William J. Stillman, 1869 (taken) 1870 (autotype), General View of the Summit of the Acropolis, from the Extreme Eastern Point, Showing the Erectheum at the Right, and in the Distance, at the Left, the Egean, [The Acropolis of Athens, Illustrated Picturesquely and Architecturally in Photography, pl. 18], Carbon print (autotype), Philadelphia Museum of Art, LL/72351

Eugène Atget, 1900, Rue du Grenier sur l'Eau, Albumen silver print, Philadelphia Museum of Art, LL/71146

Frederick H. Evans, 1911, Westminster Abbey: Tomb in St. Nicholas Chapel, Platinum print, Philadelphia Museum of Art, LL/71709

J.A. Whipple, 1854, Hagar and Ishmael in the Desert (Group of Statuary by Caselli of Florence), Salted paper print, Philadelphia Museum of Art, LL/72499

Frederick H. Evans, 1906-1907 (ca), Chateau Gaillard, Platinum print, Philadelphia Museum of Art, LL/71595

Frederick DeBourg Richards, 1854, Southwest Corner of Chestnut and Second Streets, Philadelphia, Salted paper print, Philadelphia Museum of Art, LL/72133

Burk Uzzle, 1982, Fourth of July Celebration, Small Town in New Jersey, Gelatin silver print, Philadelphia Museum of Art, LL/72462

Louis-Jean Delton, 1867 (ca), Trotteur russe au Comte Orloff, Exposition Universelle, 1867, [Album Hippique], Albumen silver print, Philadelphia Museum of Art, LL/71023

Frederick H. Evans, 1911, Westminster Abbey: Tomb in St. Nicholas Chapel, South Ambulatory, Platinum print, Philadelphia Museum of Art, LL/71710

Louis-Jean Delton, 1867 (ca), Fazan, Etalon russe, Exposition Universelle 1867, offert par l'Empereur de Russie à l'Empereur Napoléon III, [Album Hippique], Albumen silver print, Philadelphia Museum of Art, LL/71030

Felice Beato, 1860, 1 March, Panorama of Hong Kong Showing the Fleet for North China Expedition [2 of 6], [Album China], Albumen silver print, Philadelphia Museum of Art, LL/71267

J. Craig Annan, 1914 (photogravure), A Square, Ronda, [Camera Work, no. 45, pl. 07], Photogravure, Philadelphia Museum of Art, LL/71318

Robert Frank, 1956, Indianapolis, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71761

William J. Stillman, 1869 (taken) 1870 (autotype), Eastern Portico of the Parthenon, View Looking Northward, andShowing Mount Parnes in the Extreme Distance, [The Acropolis of Athens, Illustrated Picturesquely and Architecturally in Photography, pl. 15 (?)], Carbon print (autotype), Philadelphia Museum of Art, LL/72348

Clarence H. White, 1903 (taken) 1905 (photogravure), The Beatty Children, [Camera Work, no. 09, pl. 05], Photogravure, Philadelphia Museum of Art, LL/72531

Frederick H. Evans, 1908 (ca), Foxgloves, Platinum print, Philadelphia Museum of Art, LL/71617

Alice Boughton, 1909 (photogravure), The Seasons, [Camera Work, no. 26, pl. 06], Photogravure, Philadelphia Museum of Art, LL/71373

Alfred Stieglitz, 1893 (taken) 1905 (print), Winter - Fifth Avenue, [Camera Work, no. 12, pl. 02], Photogravure, Philadelphia Museum of Art, LL/72342

Frederick H. Evans, 1911, Westminster Abbey: Iron Grille over Eleanor's Tomb from Ambulatory, Platinum print, Philadelphia Museum of Art, LL/71685

John Edward Saché, 1865-1882 (ca), Medical College Hospital, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71099

Alfred Stieglitz, 1924, Songs of the Sky, Gelatin silver print, Philadelphia Museum of Art, LL/72305

Robert Frank, 1955 (taken) 1960s (print), New York City, Gelatin silver print, Philadelphia Museum of Art, LL/71768

Frederick H. Evans, 1911 (ca), Durham Cathedral: Nave, Platinum print, Philadelphia Museum of Art, LL/71601

Alvin Langdon Coburn, 1908, Portrait of Mark Twain, Platinum print, Philadelphia Museum of Art, LL/71437

Henri Cartier-Bresson, 1949, June, Shanghai, When Gold was Placed on Sale During the Last Days of the Kuomingtang, Gelatin silver print, Philadelphia Museum of Art, LL/71411

Eadweard Muybridge, 1887, Johnson" Hauling, Head Being Pulled, [Animal Locomotion: An Electro Photographic Investigation of Consecutive Phases of Animal Movements, Vol. 9, Plate 572], Collotype, Philadelphia Museum of Art, LL/72018