Louis-Jean Delton, 1867 (ca), hang Hai, normand d'attelage, premier Grand Prix, Société Hippique Française, 1866, [Album Hippique], Albumen silver print, Philadelphia Museum of Art, LL/71029

Barbara Morgan, 1942 (taken) 1972 (ca, print), Beaumont Newhall, Ansel Adams, and William Morgan in Barbara's Studio, Gelatin silver print, Philadelphia Museum of Art, LL/72009

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

Hill & Adamson, 1845-1847 (ca), Mrs. Elizabeth Cockburn Cleghorn and John Henning as Miss Wardour and Edie Ochiltree from Sir Walter Scott's "The Antiquary", Salted paper print, from paper negative, Philadelphia Museum of Art, LL/71834

William J. Stillman, 1869 (taken) 1870 (autotype), Interior of the Parthenon, Taken from the Western Gate, [The Acropolis of Athens, Illustrated Picturesquely and Architecturally in Photography, pl. 11], Carbon print (autotype), Philadelphia Museum of Art, LL/72352

Utagawa Yoshikazu (Japanese, active c. 1850-70), 1861, France (A French Photographer Assisted by His Wife), Color woodcut, Philadelphia Museum of Art, LL/71069

Frederick H. Evans, 1911 (ca), Durham Cathedral: Nave Looking Towards East End, Platinum print, Philadelphia Museum of Art, LL/71602

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

William James Mullins, 1905 (ca), Untitled (Woman in Japanese Robe), Platinum print, Philadelphia Museum of Art, LL/72014

Frederick DeBourg Richards, 1885-1890, Carriage Party on the Beach, Cyanotype, Philadelphia Museum of Art, LL/72120

Gilbert & George, 1977, Red Morning Drowned, Gelatin silver prints, with hand-coloring (twenty-five panels), Philadelphia Museum of Art, LL/71792

Clarence H. White, 1908 (photogravure), Entrance to the Garden, [Camera Work, no. 23, pl. 11], Photogravure, Philadelphia Museum of Art, LL/72508

John Beeby (American, active 1890s), 1897-1902, Bookplate of the Camera Club Library, Printed bookplate, Philadelphia Museum of Art, LL/71351

Henry Fox Talbot, 1840-1845 (ca), Lace, Salted paper print, from a paper negative, Philadelphia Museum of Art, LL/72435

Frank Eugene, 1910 (photogravure), Professor Franz v. Stuck, [Camera Work, no. 31, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71571

Samuel Bourne, 1863-1869, Ghats, Benares, Albumen silver print, Philadelphia Museum of Art, LL/71188

Edward Steichen, 1925, Agnes Ernst Meyer, Gelatin silver print, Philadelphia Museum of Art, LL/72165

Joseph T. Keiley, 1902 (ca), Miss de C., Platinum print, with glycerine development, Philadelphia Museum of Art, LL/71911

Adolphe Braun, Late 19th century, Lerolle- Au Bord de la Route - No. 1087, Albumen silver print, Philadelphia Museum of Art, LL/71382

Eugène Atget, 1900 (?, before), Olive Tree, Nice, Albumen silver print, Philadelphia Museum of Art, LL/71133

Samuel Broadbent, 1858-1860 (ca), Elizabeth Jenkins (1826-1896), Ivorytype (salted paper print, hand-colored; glass), Philadelphia Museum of Art, LL/71385

Edward Steichen, 1913 (photogravure), Portrait, [Camera Work, no. 02, pl. 09], Photogravure, Philadelphia Museum of Art, LL/72213

William B. Post, 1904 (photogravure), Wintry Weather, [Camera Work, no. 06, pl. 09], Photogravure, Philadelphia Museum of Art, LL/72059

Man Ray, 1931, Le Souffle (Breeze) / The Fan, [Électricité], Photogravure, Philadelphia Museum of Art, LL/72087

Frederick H. Evans, 1911 (ca), Durham Cathedral, Platinum print, Philadelphia Museum of Art, LL/71598

Eugène Atget, 1925, Femme (Woman), Albumen silver print, Philadelphia Museum of Art, LL/71129

W. & F. Langenheim, 1845-1855 (ca), Portrait of Two Sisters, Daguerreotype, 1/2 plate, Philadelphia Museum of Art, LL/71063

Frederick H. Evans, 1911, Westminster Abbey: Apse from Choir, Platinum print, Philadelphia Museum of Art, LL/71663

Unidentified photographer, 1886, Edward Stieglitz - Austria, Gelatin silver print, Philadelphia Museum of Art, LL/71339

Frank Eugene, 1900 (ca), Portrait of Alfred Stieglitz, Gelatin silver print, Philadelphia Museum of Art, LL/71566

Hofmeister Brothers, 1903 (taken) 1904 (halftone), A Village Corner, [Camera Work, no. 07, pl. 05], Halftone, Philadelphia Museum of Art, LL/71842

Thomas Eakins, 1884 (negative, later print), Man Riding a Horse, Gelatin silver print, Philadelphia Museum of Art, LL/71046

Frank Eugene, 1909 (photogravure), Mr. Alfred Stieglitz, [Camera Work, no. 25, pl. 08], Photogravure, Philadelphia Museum of Art, LL/71563

Edward Steichen, 1918-1919, This Was Forges, Gelatin silver print, Philadelphia Museum of Art, LL/72242

Robert Frank, 1955, Backyard-Venice West, California, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71740

Louis-Jean Delton, 1867 (ca), Ceylon, au Duc de Beaufort, Vainqueur du Grand Prix de Paris, 1865, [Album Hippique], Albumen silver print, Philadelphia Museum of Art, LL/71026

Paul Strand, 1953 (taken) 1980s, early-mid (print), After the Rain, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72360

Ilse Bing, 1930-1932 (ca), Untitled (Child Feeding Pigeons), Gelatin silver print, Philadelphia Museum of Art, LL/71364

John Edward Saché, 1865-1882 (ca), Untitled, [Views of Calcutta, Vol. I, album], Albumen print, mounted on thin card, Philadelphia Museum of Art, LL/71086

Circle of Thomas Eakins, 1883-1885, Young Boy, Nude, Albumen silver print, Philadelphia Museum of Art, LL/71043

Paul Strand, 1953 (taken) (print), Cobbler, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72384

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

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

Henri Cartier-Bresson, 1934, Mexico City, Gelatin silver print, Philadelphia Museum of Art, LL/71410

Robert Demachy, 1904, Behind the Scenes, [Camera Work, no. 07, pl. 07], Halftone, Philadelphia Museum of Art, LL/71467

Clarence H. White, 1905 (taken) 1908 (photogravure), Portrait - Mrs. Clarence H. White, [Camera Work, no. 23, pl. 12], Photogravure, Philadelphia Museum of Art, LL/72525

Will A. Cadby, 1904 (halftone), Storm Light, [Camera Work, no. 06, pl. 08], Halftone, Philadelphia Museum of Art, LL/71393

Adolphe Braun, 1854 (ca), Floral Study, Albumen silver print, Philadelphia Museum of Art, LL/71381

Frederick H. Evans, 1903 (ca), Wells Cathedral: South Nave Aisle to West, Platinum print, Philadelphia Museum of Art, LL/71658

Henri Louis Meurisse (French, 1872-1935), 1913 (ca), The Bicycle-Torpedo (Le Velo-Torpille), Gelatin silver print, Philadelphia Museum of Art, LL/72000

J. Craig Annan, 1904 (taken) 1909 (photogravure), Ex Libris, [Camera Work, no. 26, pl. 07], Photogravure, Philadelphia Museum of Art, LL/71322

White Studio (New York, active 1900-1936), 1934, Scene from the original production of "Four Saints in Three Acts", Gelatin silver print, Philadelphia Museum of Art, LL/72537

Frederick DeBourg Richards, 1885-1890, Seascape with Trees, Cyanotype, Philadelphia Museum of Art, LL/72124

Gertrude Käsebier, 1899 (taken) 1903 (photogravure), The Manger, [Camera Work, no. 01, pl. 02], Photogravure, Philadelphia Museum of Art, LL/71897

Paul Strand, 1953 (taken) (print), Bicycles, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72376

Tina Modotti, 1929 (ca), Mother and Child, Tehuantepec, Oaxaca, Mexico, Gelatin silver print, Philadelphia Museum of Art, LL/72002

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

Circle of Thomas Eakins, 1883-1884, Naked Series: Masked Female Nude, Masked Female Student or Model in Pennsylvania Academy Studio, [Naked Series], Albumen prints, Philadelphia Museum of Art, LL/71057

J.A. Whipple, 1857, Flora, Salted paper print, Philadelphia Museum of Art, LL/72498

Eugène Atget, 1912, Saint-Etienne-du-Mont, jubé par Biard, Albumen silver print, Philadelphia Museum of Art, LL/71159

August Sander, 1924 (taken) 1970s (print), Cretin, [People of the Twentieth Century], Gelatin silver print, Philadelphia Museum of Art, LL/72148

Eva Watson-Schutze, 1905 (ca), Woman and Three Children Reading (Byrdcliffe), Platinum print, Philadelphia Museum of Art, LL/72486

Eugène Atget, 1911-1912, Hôtel de Choiseul, 4, rue Saint-Romain, Albumen silver print, Philadelphia Museum of Art, LL/71150

Robert Redfield, 1889, On White's Hill, New York, Platinum print, Philadelphia Museum of Art, LL/72114

Frederick H. Evans, 1898, Southwell Cathedral: Chapter House, Entrance Central Pier, Platinum print, Philadelphia Museum of Art, LL/71650

Eadweard Muybridge, 1887, Elk Galloping, [Animal Locomotion: An Electro Photographic Investigation of Consecutive Phases of Animal Movements, Vol. 11, Plate 695], Collotype, Philadelphia Museum of Art, LL/72020

Paul Strand, 1953 (taken) (print), Barn Detail, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72374

Eugène Atget, 1922 (ca), Versailles (Faune), Gelatin silver chloride print, Philadelphia Museum of Art, LL/71179

Skeen & Co., 1860-1890 (ca), Hindu Temple, Rameswaram, Albumen silver print, Philadelphia Museum of Art, LL/71191

Ray K. Metzker, 1963, Untitled (Philadelphia), Gelatin silver print, Philadelphia Museum of Art, LL/71999

Hofmeister Brothers, 1903 (taken) 1904 (photogravure), Meadow-Brook, [Camera Work, no. 07, pl. 03], Photogravure, Philadelphia Museum of Art, LL/71838

Louis Faurer, 1944-1945, Market Street, Philadelphia, Gelatin silver print, Philadelphia Museum of Art, LL/71730

Frederick H. Evans, 1911, Westminster Abbey: Henry VII Chapel to East, Platinum print, Philadelphia Museum of Art, LL/71681

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

Peter Henry Emerson, 1886, Setting the Bow Net, [Life and Landscape on the Norfolk Broads], Platinum print, Philadelphia Museum of Art, LL/71540

Adolphe Braun, Late 19th century, Bastien - Lepage - La Saison d'Octobre (Salon de 1879) No. 629, Albumen silver print, Philadelphia Museum of Art, LL/71380

Paul Strand, 1953 (taken) 1980s, early-mid (print), The Family, Luzzara (The Lusettis), Gelatin silver print, Philadelphia Museum of Art, LL/72397

Robert Frank, 1955, Rooming House, Bunker Hill, Los Angeles, Gelatin silver print, Philadelphia Museum of Art, LL/71777

Frederick H. Evans, 1902 (taken) 1903 (halftone), York Minster: Into the North Transept, [Camera Work, no. 04, pl. 05], Halftone, Philadelphia Museum of Art, LL/71721

David Wilkie Wynfield, 1861-1863, William Holman Hunt, Albumen silver print, Philadelphia Museum of Art, LL/72545

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

Edward Steichen, 1906 (photogravure), The Model and the Mask, [Camera Work, Steichen Supplement (1906), pl. 08], Photogravure, Philadelphia Museum of Art, LL/72237

Man Ray, 1925-1935 (ca, artwork) 1931-1937 (print), Copy print of an untitled photograph, Gelatin silver print, Philadelphia Museum of Art, LL/72068

Frederick H. Evans, 1911, Westminster Abbey: Southeast Chapel in Henry VII Chapel, Platinum print, Philadelphia Museum of Art, LL/71703

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

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

Ray K. Metzker, 1964 (taken) (print), Philadelphia, [Early Philadelphia], Gelatin silver print, Philadelphia Museum of Art, LL/71998

Alvin Langdon Coburn, 1904-1911 (ca), Untitled (Village Gateway), Photogravure, Philadelphia Museum of Art, LL/71445

Edward Steichen, 1917, Marcel Duchamp, Platinum print, Philadelphia Museum of Art, LL/72205

Louis-Jean Delton, 1867 (ca), Jument de selle de la Princesse de Metternich, [Album Hippique], Albumen silver print, Philadelphia Museum of Art, LL/71017

Etienne Carjat, 1884, Jules Verne, [Paris-Artiste], Woodburytype, on printed sheet, Philadelphia Museum of Art, LL/71401

Calvert Richard Jones, 1845 (taken, later print), HMS Superb, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71863

Benque (French, active late 19th century), 1884, Gabrielle Krause, [Paris-Artiste], Woodburytype, Philadelphia Museum of Art, LL/71356

Frederick H. Evans, 1906-1907 (ca), Angers: Prefecture, Sculptured Arches of 11th-12th Century, Platinum print, Philadelphia Museum of Art, LL/71579

Luke Swank, 1930-1933 (ca), Untitled (Doorway and Street Light), Gelatin silver print, Philadelphia Museum of Art, LL/72430

Jose Mora, 1880-1890 (ca), Female Performer with a Snake, Albumen silver print, Philadelphia Museum of Art, LL/72008

Edward Steichen, 1903 (taken) 1906 (halftone), The Big White Cloud, [Camera Work, Steichen Supplement (1906), pl. 10], Halftone, Philadelphia Museum of Art, LL/72230

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

Lock & Whitfield, 1877-1897, W.J. Florence in 'Mighty-Dollar', [The Theatre], Woodburytype, on printed sheet, Philadelphia Museum of Art, LL/71975

Eugène Atget, 1905, Ambassade d'Autriche, 57 rue de Varenne, Albumen silver print, Philadelphia Museum of Art, LL/71141

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

François Franck, 1876-1884, Grévy, [Galerie contemporaine, littéraire, artistique], Woodburytype, Philadelphia Museum of Art, LL/71737

Shõmei Tõmatsu, 1961, Nagasaki, Gelatin silver print, Philadelphia Museum of Art, LL/72443

Eugène Atget, 1925, 10 Rue Mazet, Gelatin silver chloride print, Philadelphia Museum of Art, LL/71123

Meske, Gilman & Rawson Studio (Sharon Springs, New York), 1871-1872, Portrait of Alfred Stieglitz, Gelatin silver print, Philadelphia Museum of Art, LL/71991

Gertrude Käsebier, 1903 (photogravure), The Red Man, [Camera Work, no. 01, pl. 05], Photogravure, Philadelphia Museum of Art, LL/71900

Etienne Carjat, 1876-1884, Daudet, [La Galerie Contemporaine], Woodburytype, Philadelphia Museum of Art, LL/71398

Hofmeister Brothers, 1903 (taken) 1904 (photogravure), The Solitary Horseman, [Camera Work, no. 07, pl. 01], Photogravure, Philadelphia Museum of Art, LL/71841

Umbo, 1925-1940 (ca, taken) 1980 (print), Untitled (Circus Performers), Gelatin silver print, Philadelphia Museum of Art, LL/72456

Benque (French, active late 19th century), 1884, Aimée Tessandier, [Paris-Artiste], Woodburytype, Philadelphia Museum of Art, LL/71352

Paul Nadar, 1891-1894, Madame Augez, [Paris-Photographe], Gelatin silver print, Philadelphia Museum of Art, LL/72038

Ray K. Metzker, 2009 (taken) (print), Autowackies: Philadelphia, [Autowackies], Gelatin silver print, Philadelphia Museum of Art, LL/71995

Heinrich Kühn, 1907 (taken) 1911 (photogravure), Windblown, [Camera Work, no. 33, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71944

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

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

Calvert Richard Jones, 1845 (taken, later print), Swansea Pilot Cutter, Gelatin silver print,from original paper negative, Philadelphia Museum of Art, LL/71874

Felice Beato, 1860, April, Confucius, Canton, April 1860, [Album China], Albumen silver print, Philadelphia Museum of Art, LL/71349

Walter Hege, 1928-1930, Acropolis (Erectheum: capital and entablature of central column, east side), Gelatin silver print, Philadelphia Museum of Art, LL/71822

William J. Stillman, 1869 (taken) 1870 (autotype), The Acropolis, from the Hill above the Ilissus, Looking North-West, [The Acropolis of Athens, Illustrated Picturesquely and Architecturally in Photography, pl. 04], Carbon print (autotype), Philadelphia Museum of Art, LL/72353

Lucia Moholy, 1926, László Moholy-Nagy, Gelatin silver print, Philadelphia Museum of Art, LL/72003

Paul Burty Haviland, 1912 (photogravure), Totote, [Camera Work, no. 39, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71810

Felice Beato, 1860, October, Panorama of Pekin, Taken from the South Gate Leading into the Chinese City [3 of 6], [Album China], Albumen silver print, Philadelphia Museum of Art, LL/71243

Alfred Stieglitz, 1910 (taken) 1911 (print), Old and New New York, [Camera Work, no. 36, pl. 06], Photogravure, Philadelphia Museum of Art, LL/72292

Henry Fox Talbot, 1845, Group of Persons Selling Fruit and Flowers, Salted paper print, from a paper negative, Philadelphia Museum of Art, LL/72434

Peter Henry Emerson, 1887, The Windmill, [Idylls of the Norfolk Broads], Autogravure, Philadelphia Museum of Art, LL/71541

Édouard Baldus, 1860 (ca), Colonne de Vendôme, Albumen silver print, Philadelphia Museum of Art, LL/71203

George Washington Wilson, 1860-1890 (ca), Arcaded Stalls, Lady Chapel, Ely Cathedral, Albumen silver print, Philadelphia Museum of Art, LL/40659

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

Edward Steichen, 1903 (halftone), Judgment of Paris - a Landscape Arrangement, [Camera Work, no. 02, pl. 11], Halftone, Philadelphia Museum of Art, LL/72195

William B. Post, 1901 (ca), Untitled (Winter Scene), Platinum print, Philadelphia Museum of Art, LL/72058

Ray K. Metzker, 2009 (taken) (print), Autowackies: Philadelphia, [Autowackies], Gelatin silver print, Philadelphia Museum of Art, LL/71997

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

Emile Joachim Constant Puyo, 1904 (taken) 1906 (print), Montmartre, Pigment print, in gelatin or gum binder, Philadelphia Museum of Art, LL/72062

Hans Watzek, 1906 (photogravure), Poplars and Clouds, [Camera Work, no. 13, pl. 09], Photogravure, Philadelphia Museum of Art, LL/72491

Nadar, 1877, Grivot, [Paris-Théâtre], Woodburytype, Philadelphia Museum of Art, LL/72030

Alfred Stieglitz, 1910 (taken) 1911 (print), The City Across the River, [Camera Work, no. 36, pl. 02], Photogravure, Philadelphia Museum of Art, LL/72314

Alfred Stieglitz, 1903 (taken) (print), The "Flat-iron", [Camera Work, no. 04, pl. 07], Photogravure, Philadelphia Museum of Art, LL/72317

A. Harlingue (French, active early 20th century), 1910-1914 (ca), Versailles Congress: Wallpapering the Bedroom of the New President at the Palace of Versailles (Congrés de Versailles: on tapisse la chambre à coucher du nouveau Président au Palais de Versailles), Gelatin silver print, Philadelphia Museum of Art, LL/71797

Walter Hege, 1928-1930, Acropolis, Gelatin silver print, Philadelphia Museum of Art, LL/71819

Eugène Atget, 1902, Bassin de Neptune, Versailles, Albumen silver print, Philadelphia Museum of Art, LL/71126

Robert Demachy, 1906 (halftone), Portrait - Mlle. D., [Camera Work, no. 16, pl. 03], Halftone, Philadelphia Museum of Art, LL/71475

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

Eugène Atget, 1898-1900 (ca), Ragpicker, Albumen silver print, Philadelphia Museum of Art, LL/71112

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

Paul Burty Haviland, 1912 (photogravure), Passing Steamer, [Camera Work, no. 39, pl. 06], Photogravure, Philadelphia Museum of Art, LL/71805

J. Craig Annan, 1910 (photogravure), Bolney Backwater, [Camera Work, no. 32, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71319

Man Ray, 1921-1924 (ca), Marcel Duchamp (1920 Silverpoint Drawing by Joseph Stella), Gelatin silver print, Philadelphia Museum of Art, LL/72088

Alfred Stieglitz, 1894, The Venetian Canal, [Picturesque Bits of New York and Other Studies], Photogravure, Philadelphia Museum of Art, LL/72332

Robert Frank, 1955, Charleston, South Carolina, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71751

Paul Strand, 1953 (taken) (print), Landlord, Luzzara, Gelatin silver print, Philadelphia Museum of Art, LL/72387

Sarah Choate Sears, 1903 (taken) 1907 (photogravure), Mary, [Camera Work, no. 18, pl. 08], Photogravure, Philadelphia Museum of Art, LL/72156

Charles Nègre, 1856 (plate), Chartres Cathedral: South Portal, Héliogravure (modern) from original steel plate, Philadelphia Museum of Art, LL/72043

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

Walter Hege, 1928-1930, Acropolis (Erechtheum: Caryatid Portico from the front), Gelatin silver print, Philadelphia Museum of Art, LL/71821

Alfred Stieglitz, 1910 (taken) 1911 (photogravure), A Dirigible, [Camera Work, no. 36, pl. 08], Photogravure, Philadelphia Museum of Art, LL/72257

Frederick H. Evans, 1911, Westminster Abbey: 12th-Century Mosaic Floor at the Sanctuary, Platinum print, Philadelphia Museum of Art, LL/71660

Joseph T. Keiley, 1905 (ca), Portrait of a Man, Platinum print, Philadelphia Museum of Art, LL/71915

Robert Demachy, 1904 (halftone), L'Effort, [Camera Work, no. 11, pl. 09], Halftone, Philadelphia Museum of Art, LL/71473

Eadweard Muybridge, 1887, Fallow Deer A: Buck and Doe Trotting B: Two Does Trotting, [Animal Locomotion: An Electro Photographic Investigation of Consecutive Phases of Animal Movements, Vol. 11, Plate 684], Collotype, Philadelphia Museum of Art, LL/72021

Gertrude Käsebier, 1900 (ca), Portrait of the Artist's Daughter, Hermine Käsebier, Platinum print, Philadelphia Museum of Art, LL/71894

Frederick H. Evans, 1911, Westminster Abbey: Eastern Chapel in Henry VII Chapel, Platinum print, Philadelphia Museum of Art, LL/71677

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

Robert Demachy, 1901 (taken) 1906 (photogravure), Toucques Valley, [Camera Work, no. 16, pl. 01], Photogravure, Philadelphia Museum of Art, LL/71482

Lock & Whitfield, 1877-1897, Geneviève Ward as Stephanie, Marquise de Mohrivart, in 'Forget Me Not', [The Theatre], Woodburytype, on printed sheet, Philadelphia Museum of Art, LL/71969

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

Clarence H. White, 1903 (taken) 1905 (photogravure), The Beatty Children, [Camera Work, no. 09, pl. 05], Photogravure, Philadelphia Museum of Art, LL/72530

Robert Demachy, 1906, Street in Lisieux, [Camera Work, no. 16, pl. 04], Halftone, Philadelphia Museum of Art, LL/71478

F. Benedict Herzog, 1905 (photogravure), Angela, [Camera Work, no. 12, pl. 18], Photogravure, Philadelphia Museum of Art, LL/71831

Alice Boughton, 1909 (photogravure), Nature, [Camera Work, no. 26, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71372

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

Alfred Stieglitz, 1932, Hands Reaching, Dorothy Norman LXXIX, Gelatin silver print, Philadelphia Museum of Art, LL/72277

Edward Steichen, 1903, Duse, [Camera Work, Steichen Supplement (1906), pl. 03], Photogravure, Philadelphia Museum of Art, LL/72182

Frederick H. Evans, 1911, Westminster Abbey: East Ambulatory, Platinum print, Philadelphia Museum of Art, LL/71674

Walter Hege, 1928-1930, Acropolis (Erectheum: Frieze of the Cella Wall), Gelatin silver print, Philadelphia Museum of Art, LL/71823

Robert Frank, 1955 (taken) 1960s (print), Trolley, New Orleans, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71782

Eugène Atget, 1922-1923, Versailles, Albumen silver print, Philadelphia Museum of Art, LL/71166

Alice Boughton, 1905 (ca), Untitled (Margaret and Frances Boughton with Their Mother), Halftone, Philadelphia Museum of Art, LL/71374

Eugène Atget, 1922 (ca), Versailles, Albumen silver print, Philadelphia Museum of Art, LL/71173

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

Hofmeister Brothers, 1904 (photogravure), Dachau, [Camera Work, no. 07, pl. 02], Photogravure, Philadelphia Museum of Art, LL/71837

Hofmeister Brothers, 1901-1903 (taken) 1904 (halftone), The Churchgoers, [Camera Work, no. 07, pl. 04], Halftone, Philadelphia Museum of Art, LL/71840

William J. Stillman, 1869 (taken) 1870 (autotype), View Taken from the Same Point as No. 12, and Looking Eastward over the Ruin of the Parthenon, [The Acropolis of Athens, Illustrated Picturesquely and Architecturally in Photography, pl. 13], Carbon print (autotype), Philadelphia Museum of Art, LL/72356

Frank Eugene, 1898 (negative) 1910 (photogravure), Master Frank Jefferson, [Camera Work, no. 30, pl. 04], Photogravure, Philadelphia Museum of Art, LL/71561

Felice Beato, 1860, 10 August, Tangkoo Fort after its Capture, Showing the French and English Entrance, [Album China], Albumen silver print, Philadelphia Museum of Art, LL/71263

Ernst Enke (German, active second half of 19th century), 1883, Portrait of Alfred Stieglitz (In Arab Robe), Gelatin silver print, Philadelphia Museum of Art, LL/71546

Edward Steichen, 1901 (taken) 1906 (photogravure), Solitude, [Camera Work, Steichen Supplement (1906), pl. 13], Photogravure, Philadelphia Museum of Art, LL/72227

Robert Redfield, 1889 (ca), Mary and Heloise Redfield at Mount Washington, Platinum print, Philadelphia Museum of Art, LL/72113

Eugène Atget, 1921-1922, Versailles-Faun, Albumen silver print, Philadelphia Museum of Art, LL/71177

Appert Brothers, 1871, Execution of Rossel, Bourgeois, and Ferré, the 28th of November 1871, at Satory, Albumen silver print, Philadelphia Museum of Art, LL/71213

Roger Fenton, 1856, Valley of Inkermann, Albumen silver print, Philadelphia Museum of Art, LL/71732

Frederick H. Evans, 1906-1907 (ca), Le Puy: From Cathedral Porch, Gelatin bromide print, Philadelphia Museum of Art, LL/71632

Eva Watson-Schutze, 1905 (ca), Portrait of a Girl Holding Books, Platinum print, Philadelphia Museum of Art, LL/72479

Circle of Thomas Eakins, 1883-1885, Young Child, Nude, and Chaperone, Albumen print, Philadelphia Museum of Art, LL/71060

Samuel Bourne, 1865, View below the Meribul Pass, Singapore, Albumen silver print, Philadelphia Museum of Art, LL/71223

John Bullock, 1914 (ca, taken, later print), Self-Portrait, Platinum print, from original negative, Philadelphia Museum of Art, LL/71389

J. Craig Annan, 1909 (taken) 1910 (photogravure), Harlech Castle, [Camera Work, no. 32, pl. 03], Photogravure, Philadelphia Museum of Art, LL/71325

Edward Steichen, 1902 (taken) 1903 (photogravure), Self-Portrait, [Camera Work, no. 02, pl. 01], Photogravure, Philadelphia Museum of Art, LL/72224

Robert Frank, 1955 (taken) 1960s (print), Cafe-Beaufort, South Carolina, [The Americans], Gelatin silver print, Philadelphia Museum of Art, LL/71747

Hugo Henneberg, 1901 (taken) 1906 (photogravure), Villa Torlonia, [Camera Work, no. 13, pl. 03], Photogravure, Philadelphia Museum of Art, LL/71830

Marcus Aurelius Root, 1846-1856 (ca), John Keen Hand and Catherine Foering Hand, Daguerreotype, 1/2 plate, Philadelphia Museum of Art, LL/71067