Robert Macpherson, 1858 (ca), View of the Cloaca Massima, Temple of Vesta, Church of the "Bocca della Verita", etc, Albumen print, George Eastman Museum, LL/75385

Julia Margaret Cameron, 1864, Charles Norman, Albumen silver print, George Eastman Museum, LL/69797

Louis-Camille d'Olivier, 1856, Composition avec nu, Salted paper print, George Eastman Museum, LL/70063

Rothengatter & Dillon, 1890, 25 January, The London Gaiety Co. in "Faust up to date." as Photoraphed by Flash-light, Albumen print, George Eastman Museum, LL/74628

Frederick H. Evans, 1886 (before), Lapageria Rosea, transverse section, 17X, Albumen print, George Eastman Museum, LL/74837

Unidentified photographer, 1910 (ca), U.S. Capitol building, Half-tone photomechanical print, with hand-color and reverse painting, George Eastman Museum, LL/45430

Hill & Adamson, 1845 (ca), Edinburgh Presbytery - Group Portrait, Salted paper print, George Eastman Museum, LL/75197

William McFarlane Notman, 1887 (ca), A Young Blackfoot Brave, Albumen print, George Eastman Museum, LL/74878

William Henry Jackson, 1870, "Tea Pot" Rock, Albumen print, George Eastman Museum, LL/57148

Alvin Langdon Coburn, 1917, Vortograph, Gelatin silver print, George Eastman Museum, LL/69804

Count Camille Bernard Baillieu d'Avrincourt, 1855 (ca), Spiral staircase, Château de Chambord, Salted paper print, George Eastman Museum, LL/99896

Henry Fox Talbot, 1839 (ca), Three leaves on a stem, Photogenic drawing, George Eastman Museum, LL/69994

Southworth & Hawes, 1850 (ca), View Along Forest Pond, Mount Auburn Cemetery, Daguerreotype, whole plate, George Eastman Museum, LL/69763

M. Allport, 1869 (ca), Ferns, Wellington Rivulet, Albumen print, George Eastman Museum, LL/74568

Alvin Langdon Coburn, 1900 (ca), F. Holland Day, Gum bichromate over platinum print, George Eastman Museum, LL/74896

John K. Hillers & James H. Fennemore, 1872, Nan-Kun-To-Wip Valley, Arizona, Albumen print, George Eastman Museum, LL/74586

Eugène Atget, 1901, St. Denis - cave - vieille maison de retraite, Albumen print, George Eastman Museum, LL/32729

John Murray, 1856 (ca), Gateway of Moti Musjid, Paper negative, George Eastman Museum, LL/70011

Zangaki Brothers, 1875 (ca), Vue des trois pyramides, Albumen print, George Eastman Museum, LL/75282

Henry Fox Talbot, 1844 (ca), View of the Boulevards at Paris, Salted paper print, George Eastman Museum, LL/57102

Unidentified photographer, 1863 (ca), Civil War officer, Tintype, whole plate, with applied paint, George Eastman Museum, LL/74425

James Robertson, 1855, French Trenches facing the Malakoff, Salted paper print, George Eastman Museum, LL/75416

Huston & Kurtz, 1865 (ca, taken) 1947 (ca, print), Female model in Grecian garb posing on dais for photosculpture, Gelatin silver print, George Eastman Museum, LL/75214

Mike Mandel, 1974-1975 (ca), Beaumont Newhall, [The Baseball Photographer Trading Cards], Halftone, offset photo-lithograph, George Eastman Museum, LL/54445

Eastman Kodak Co., 1911, Advertisement for Kodak photography - "All out-doors invites your Kodak.", Advertisement, George Eastman Museum, LL/98413

Eastman Kodak Co., 1891 (ca), A snap shot with the Kodak from the train window., Advertisement, George Eastman Museum, LL/75607

Louis-Camille d'Olivier, 1857, Scene de genre, Salted paper print, George Eastman Museum, LL/75296

James Anderson, 1870 (ca), Museo Vaticano, Augusto, Albumen print, George Eastman Museum, LL/75748

Nickolas Muray, 1931, Anna May Wong, Color print, assembly (Carbro) process, George Eastman Museum, LL/7255

Francis Frith, 1857 (ca, taken) 1863 (ca, printed), The Pool of Bethesda &c. Jerusalem, [Sinai, Palestine, The Nile], Albumen print, George Eastman Museum, LL/21245

James Anderson, 1870 (ca), S. Giovanni in Laterano, Albumen print, George Eastman Museum, LL/75734

Samuel A. Bemis, 1840 (ca), Tree in farm meadow. Probably near Crawford's Notch, New Hampshire., Daguerreotype, full plate, enhanced, George Eastman Museum, LL/64461

Unidentified photographer, 1853, [Quaker Sisters], Daguerreotype, 1/6 plate, with applied colour, George Eastman Museum, LL/6400

Robert Macpherson, 1858 (ca), Arch of Titus, from the temple of Venus and Rome, Albumen print, George Eastman Museum, LL/75379

Hippolyte Arnoux, 1869 ca), Phare de Port-Said, Albumen print, George Eastman Museum, LL/57127

Eugène Atget, 1908, Coin Eglise St. Nicolas des Champs Rue Gunin Gridaine (3e arr), Albumen print, George Eastman Museum, LL/45445

E.J. Bellocq, 1912 (ca, taken), Woman in body stocking, Gelatin silver print, George Eastman Museum, LL/54451

Robert Macpherson, 1863 (ca), Biga (Statue of Horses and Chariot), Albumen silver print, George Eastman Museum, LL/33155

Eadweard Muybridge, 1870 (ca), Clouds Rest, Valley of the Yosemite, Albumen silver print, George Eastman Museum, LL/33167

Carlo Naya, 1875 (ca), Venezia. Basilica S. Marco, Albumen print, with applied paint, George Eastman Museum, LL/74418

William Sherlock, 1849, Group of people gathered around doorway, Salted paper print, George Eastman Museum, LL/69872

Adam Clark Vroman, 1901, The Snake Priest, Hopi, Gelatin silver print, George Eastman Museum, LL/33242

Julia Margaret Cameron, 1867, A. Tennyson, Albumen print, George Eastman Museum, LL/6411

Frederick H. Evans, 1899 (ca), On a French River, Platinum print, George Eastman Museum, LL/74971

Unidentified photographer (American), 1875 (ca), [Decapitated Man Holding Knife and Head], Albumen silver print, from glass negative, George Eastman Museum, LL/54298

Noël Marie Paymal Lerebours, 1841 (ca), Un des Bas-Reliefs de Notre-Dame de Paris, Fizeau process engraving from a daguerreotype, George Eastman Museum, LL/69951

John Shaw Smith, 1852, February, Two small pyramids, Pyramid of Ekphrenes in distance, [Group of negatives organized by the photographer, entitled "Cairo, Pyramids, Palms, Nile Boats"], Calotype negative, George Eastman Museum, LL/33467

Julia Margaret Cameron, 1867, A. Tennyson, Albumen print, George Eastman Museum, LL/74967

Eugène Atget, 1908, Au Tambour, 63 quai de la Tournelle (5e arr), Albumen print, George Eastman Museum, LL/45497

Francis Frith, 1857 (ca, taken) 1863 (ca, printed), Pylon Gateway at Medinet-Haboo, [Sinai, Palestine, The Nile], Albumen print, George Eastman Museum, LL/21208

Eugène Atget, 1926-1927, Bon Marche, Albumen print, George Eastman Museum, LL/45518

Unidentified photographer, 1893 (ca), Man photographing another man at the World's Columbian Exposition in Chicago, Collodion silver or gelatin silver print, George Eastman Museum, LL/74666

Count Camille Bernard Baillieu d'Avrincourt, 1855 (ca), Château de Chambord, Salted paper print, George Eastman Museum, LL/99894

Frederick H. Evans, 1886 (before), Gnat, 10X, Albumen print, George Eastman Museum, LL/74843

Alexander Gardner, 1862 (ca), Gathered Together for Burial after The Battle of Antietam, [Brady's Album Gallery], Stereocard, George Eastman Museum, LL/75345

Eugène Atget, 1907, Restes de l'hotel St. Chaumont 226 Rue St. Denis (2e), Albumen print, George Eastman Museum, LL/45454

Frederick H. Evans, 1886 (before), Smilax Sarsaparilla Stem, transverse section, 17X, Albumen print, George Eastman Museum, LL/74836

Timothy H. O'Sullivan, 1870, Forest near Turbo, [Darien Expedition], Albumen print, George Eastman Museum, LL/75429

Hill & Adamson, 1845 (ca), Master Miller, Salted paper print, George Eastman Museum, LL/35626

Adolphe Braun, 1857 (ca), Wreath of Flowers, Albumen print, George Eastman Museum, LL/74709

Southworth & Hawes, 1850 (ca), Postmortem Unidentified Man, Daguerreotype, 1/4 plate, George Eastman Museum, LL/69756

Felice Beato, 1857, Remains of Col. Turner's House. Indian Mutiny, Albumen print, George Eastman Museum, LL/74826

Anne Brigman, 1907, The Bubble, Photogravure, George Eastman Museum, LL/33187

Pierre Petit, n.d., Pierre Petit Horoscope apres la lettre, Music sheet, George Eastman Museum, LL/80383

Mathew B. Brady, 1860 (ca), Portrait of child seated in gothic chair, Ambrotype, 1/6 plate, George Eastman Museum, LL/74695

T.H. McAllister, 1898, A Happy Home, Transparency, gelatin on glass, George Eastman Museum, LL/74749

Dr. Charles Forbes (1844-1917), 1879 (ca), Photomicrograph, Negative, collodion on glass, George Eastman Museum, LL/69963

Southworth & Hawes, 1850 (ca), Rollin Heber Neal (Pastor of the First Baptist Church, Boston), Daguerreotype, whole plate, George Eastman Museum, LL/33084

Elizabeth Pleydell-Bouverie and Jane Pleydell-Bouverie or Ellen Pleydell-Bouverie and Janet Pleydell-Bouverie, 1872-1877, Untitled Page From the Bouverie Album, Collage of watercolor and albumen silver prints, George Eastman Museum, LL/35060

Eugène Atget, 1908, Rue des Etuves St. Martin (4e), Albumen print, George Eastman Museum, LL/45466

George Eastman, 1900, George Eastman photographing his mother, California Trip, Negative, gelatin on nitrocellulose roll film, George Eastman Museum, LL/75339

Unidentified photographer, 1890 (ca), B.T. Babbitts Soap, Cyanotype, George Eastman Museum, LL/75286

Carleton E. Watkins, 1861, River View-Washington Column, Yosemite, Stereoview on glass, George Eastman Museum, LL/54433

William Henry Jackson, 1873 (taken) 1980s (print), Montezuma's Cathedral, Garden of the Gods, [United States Geological Survey], Gelatin silver print, George Eastman Museum, LL/75800

Hill & Adamson, 1845 (ca), Fox Maule, 11th Earl of Dalhousie, Salted paper print, George Eastman Museum, LL/74620

Unidentified photographer(s) / artist, 1875 (ca), Woman with flowers and birds, Albumen prints, and watercolor, George Eastman Museum, LL/75666

Hill & Adamson, 1845 (ca), Newhaven Fishwife, Salted paper print, George Eastman Museum, LL/35628

Édouard Baldus, 1861 (ca), Marseille. [Fort Saint-Jean], [Chemins de fer de Paris a Lyon et a la Mediterannee], Albumen print, George Eastman Museum, LL/75462

Charles Hugo, 1850-1855 (ca), Victor and Charles Hugo leaning out two windows of Hugo house, [Victor Hugo Album], Salted paper print, George Eastman Museum, LL/6907

Timothy H. O'Sullivan, 1867, Trachyte Columns - Summit of Trinity Mountains, near Sink of Humboldt, Albumen print, George Eastman Museum, LL/75139

Carleton E. Watkins, 1861, River View. Cathedral Rocks, Collodion stereo positive on glass, George Eastman Museum, LL/75278

Frank Good, 1865 (ca), Temple of Karnak, [The South Wall of the Temple of Shishak], Stereocard, George Eastman Museum, LL/75354

Boorne & May, 1891, Sarcee Indian, Albumen print, George Eastman Museum, LL/57155

Carleton E. Watkins, 1861, Yo-wi-ye or Nevada Falls, Albumen print, George Eastman Museum, LL/57151

Lewis W. Hine, 1909, Little mother in the steel district, Pittsburgh, Gelatin silver print, George Eastman Museum, LL/54430

Louis-Camille d'Olivier, 1856, Composition avec nu, Salted paper print, George Eastman Museum, LL/75295

Unidentified photographer, 1850 (ca), Image of a jigsaw, Daguerreotype, 1/4 plate, George Eastman Museum, LL/45425

Carleton E. Watkins, 1861, Tu-toch-anula or El Capitan. 3600 Ft. high, Albumen print, George Eastman Museum, LL/74723

Adolphe Braun, 1857 (ca), Floral Still Life, Albumen print, George Eastman Museum, LL/74714

Chusseau-Flaviens, 1900-1919 (ca), Maroc/vue generale de Tanger-Maroc, Negative, gelatin on glass, George Eastman Museum, LL/35672

Édouard Baldus, 1861 (ca), Arles. Cloitre St. Trophime [north gallery], [Chemins de Fer de Paris a Lyon et a la Mediterannee, Baron James de Rothschild], Albumen print, George Eastman Museum, LL/50394

Unidentified photographer(s) / artist, 1867, Honorable Captain Bridgeman, Lieutenant Dyreks, Albumen silver prints and watercolor, George Eastman Museum, LL/74877

Eadweard Muybridge, 1872 (taken) 1874 (ca, print), The First Leap of the Yosemite, (low water)., [Valley of the Yosemite], Stereocard, George Eastman Museum, LL/75259

Unidentified photographer (American), 1857, 8 January, Portrait of two men holding slate, upon which is written the date, Jan. 8, 1857, Ambrotype, George Eastman Museum, LL/45428

Victor Prevost, 1853, Doorway with gothic tracery, Château de Pierrefonds, Paper negative, George Eastman Museum, LL/70104

Nancy Newhall, 1950, August, Edward's house, Negative, gelatin on safety base sheet film, George Eastman Museum, LL/69945

Eugène Atget, 1910-1911, Marchand de vin rue Boyer, Albumen print, matte, George Eastman Museum, LL/45517

Robert Cornelius, 1843 (ca), [Self-portrait of Robert Cornelius with laboratory instruments], Daguerreotype, George Eastman Museum, LL/53978

Nancy Newhall, 1942 (ca), Beaumont Newhall, Negative, gelatin on safety base roll film, George Eastman Museum, LL/69881

Charles-Édouard Hocquard, 1884-1885, Femme annamite - Coiffure tonkinoise, Albumen print, from gelatin dry plate negatives, George Eastman Museum, LL/75708

John Shaw Smith, 1850-1851 (ca), Temple of Fortuna Virilis and Cola di Rienzo's house, Calotype negative, George Eastman Museum, LL/69839

Hill & Adamson, 1843-1847 (ca), Lady (Mary Campbell) Ruthven, Salted paper print, George Eastman Museum, LL/7431

Oscar Gustave Rejlander, 1858, Bearded man in costume, Albumen print, George Eastman Museum, LL/75349

Louis Jacques Mandé Daguerre, 1835 (ca), Paysage au pastel par Daguerre, Pastel, George Eastman Museum, LL/74669

Peter Henry Emerson, 1886 (ca), Throwing the Cast Net. Norfolk Broads, Platinum print, George Eastman Museum, LL/33181

Francis Frith, 1857 (ca, taken) 1863 (ca, printed), Nazareth From the North West, [Sinai, Palestine, The Nile], Albumen print, George Eastman Museum, LL/21250

Eugène Atget, 1908, Le Rue Quincampoix - Vue prise de la Rue des Lombards (4e), Albumen print, George Eastman Museum, LL/45469

Joseph Cundall, 1855, 17 May, Construction of the Great Eastern, Albumen print, George Eastman Museum, LL/74995

Frederick C. Coombs, 1851, Corner of Clay and Montgomery Streets, San Francisco, Daguerreotype, George Eastman Museum, LL/50390

John C. Browne (American, 1838-1918), 1866 (ca, taken) 1975 (ca, print), A Children's Play (Bluebeard's Wives), Modern gelatin silver print from the original collodion negative, George Eastman Museum, LL/54452

Southworth & Hawes, 1848 (ca), Tomb of Robert Gould Shaw, Daguerreotype, whole plate, George Eastman Museum, LL/69753

Henry Fox Talbot, 1844, The Cloisters at Lacock, Salted paper print, from calotype negative, George Eastman Museum, LL/69997

Frederick H. Evans, 1886 (before), Foot, Pulvilli and Comb of Parasite of Queen Bee, 104X, Albumen print, George Eastman Museum, LL/74848

Édouard Baldus, 1855 (ca), Louvre, Cour Interieure, Heliogravure print, George Eastman Museum, LL/74860

Unidentified photographer, 1855 (ca), Portrait of unidentified man - scalloped vignette, Daguerreotype, 1/6 plate, with applied color, George Eastman Museum, LL/52673

Nickolas Muray, 1941, Frida Kahlo, Color print, assembly (Carbro) process, George Eastman Museum, LL/30808

William Henry Jackson, 1890 (ca), Waterfall Gorge, Albumen print, George Eastman Museum, LL/57147

Unidentified photographers, 1865 (ca), Full-length portraits and collages of French men and women, Albumen print, George Eastman Museum, LL/75717

F. Holland Day, 1893 (ca), Frederick H. Evans at 40, Platinum print, George Eastman Museum, LL/74585

Unidentified photographer, 1875, Yours Truly - Calling card with small oval tintype portrait of woman, Tintype, on card mount, George Eastman Museum, LL/74440

George Barker, 1885, Niagara Falls by moonlight, Transparency, gelatin on glass, George Eastman Museum, LL/75599

Gustavus Fagersteen, 1875 (ca), Photographer's carriage at Wawona Tree, Yosemite, Albumen print, George Eastman Museum, LL/74521

Hill & Adamson, 1843 (ca), Sir George Harvey, Salted paper print, George Eastman Museum, LL/35621

William Henry Jackson, 1885 (ca), Mountains in the Badlands, Albumen print, George Eastman Museum, LL/74794

Consuelo Kanaga, 1935 (ca), Berenice Abbott with view camera, Gelatin silver print, George Eastman Museum, LL/69907

Buel's Gallery (Pittsfield), 1870 (ca), Top Hat, Albumen print carte de visite, George Eastman Museum, LL/6900

Frederick Monsen, 1909, Hopi Woman filling pots, [Arizona], Lantern slide, George Eastman Museum, LL/65952

Francis Frith, 1857 (ca, taken) 1863 (ca, printed), The Great Pillars and Smaller Temple, Baalbec, [Sinai, Palestine, The Nile], Albumen print, George Eastman Museum, LL/21257

Félix Bonfils, 1877-1878, Palmyra: Ruins of the Southern end of Temple (Syria), Albumen print, George Eastman Museum, LL/74829

Julia Margaret Cameron, 1872, Cupid Considering, Albumen print, George Eastman Museum, LL/74930

Timothy H. O'Sullivan, 1863, February, Provost Marshall's Office, Aquia Creek, Albumen print, George Eastman Museum, LL/74918

Unidentified photographer, 1860 (ca), Young girl seated in a chair, holding a CDV album, Tintype, 1/6 plate, with applied paint, George Eastman Museum, LL/74426

James Anderson, 1870 (ca), S. Maria Maggiore, Albumen print, George Eastman Museum, LL/75727

James Robertson, 1854 (ca), Constantinople, Saint Sophia, Salted paper print, George Eastman Museum, LL/70098

Francis Frith, 1857 (ca, taken) 1863 (ca, printed), The Broken Obelisk, Karnac, [Sinai, Palestine, The Nile], Albumen print, George Eastman Museum, LL/21217

Julia Margaret Cameron, 1869, The Kiss of Peace, Albumen print, George Eastman Museum, LL/74463

Julia Margaret Cameron, 1864, Annie Philpott, Albumen print, George Eastman Museum, LL/75444

Peter Henry Emerson, 1886 (ca, taken) 1888 (ca, print), A Garden End (Suffolk), Photogravure, George Eastman Museum, LL/74982

Ottomar Anschütz, 1886, Cat standing next to mouse in cage, Albumen print, George Eastman Museum, LL/75303

William Henry Jackson, 1873 (taken) 1980s (print), Moraines on Clear Creek, Valley of the Arkansas, Colorado, [United States Geological Survey], Gelatin silver print, George Eastman Museum, LL/75802

Julia Margaret Cameron, 1867, Henry Taylor DCL, Albumen print, George Eastman Museum, LL/74939

John Thomson, 1876-1877 (ca), The Crawlers, [Street Life in London], Woodburytype, George Eastman Museum, LL/33161

Eastman Kodak Co., 1948 (ca), Photo studio, Photograph, George Eastman Museum, LL/69891

Dr. Charles Forbes (1844-1917), 1879, Trans-section of an ovary, Negative, collodion on glass, George Eastman Museum, LL/75627

Désiré Charnay, 1860, Palais des Nonnes, à Chichen-Itza; Aile Droite, Albumen print, George Eastman Museum, LL/75691

Alvin Langdon Coburn, 1916 (taken) 1950 (ca, print), Vortograph, Gelatin silver print, George Eastman Museum, LL/69821

Edward Weston, 1922, Neil, Platinum print, George Eastman Museum, LL/69911

Francis Bruguière, 1936-1940 (ca), Woman on Phone, Gelatin silver print, George Eastman Museum, LL/33232

Louis Prélier, 1839, December, [Port of Veracruz, Mexico], Daguerreotype, whole plate, George Eastman Museum, LL/74430

Samuel Bourne, 1875 (ca), Himalayas, Albumen print, George Eastman Museum, LL/74651

Unidentified photographer, 1860 (ca), Woman combing hair of seated man, Ambrotype, 1/6 plate, with applied color, George Eastman Museum, LL/52671

Louis-Emile Durandelle, 1875-1885 (ca), Bancs A Étirer, Albumen print, George Eastman Museum, LL/57160

David Octavius Hill, 1850 (ca), St. Andrews, Watercolor, on paper, George Eastman Museum, LL/74499

Barnard & Gibson, 1864, June, Fort Richardson, at Quarles House, Near Fair Oaks, [Brady's Album Gallery], Albumen print, George Eastman Museum, LL/75271

Frank Good, 1875 (ca), Tomb of Kait Bey, Cairo, Albumen print, George Eastman Museum, LL/74659

Frederick H. Evans, 1886 (before), Spine of Echinus, transverse section, 21X, Albumen print, George Eastman Museum, LL/75410

Alvin Langdon Coburn, 1911, Observatory, Mount Wilson, California, Photograph, George Eastman Museum, LL/56879

Unidentified photographer, 1850 (ca), [Bracelet inscribed "Lizzie"], Daguerreotype, gold plate, woven hair, glass, George Eastman Museum, LL/75585

Unidentified photographer / artist, 1877, Doctor and suspended patient, Woodburytype, George Eastman Museum, LL/35660

Julia Margaret Cameron, 1865, Henry Taylor, Albumen print, George Eastman Museum, LL/74528

Southworth & Hawes, 1852 (ca), Copy Daguerreotype of Unidentified Man, Daguerreotype, 1/6 plate, George Eastman Museum, LL/69774

Southworth & Hawes, 1889 (ca), Josiah Johnson Hawes, Daguerreotype, 1/6 plate, George Eastman Museum, LL/69780

Unidentified photographer, 1870 (ca), Portable photograph studio, Tintype, 1/4 plate, George Eastman Museum, LL/61522

Franz Hanfstaengl, 1854, von Tultz, Salted paper print, George Eastman Museum, LL/75290

Southworth & Hawes, 1852 (ca), Unidentified Woman, Daguerreotype, 1/6 plate, George Eastman Museum, LL/52657

William Sherlock, 1849, Four children, Salted paper print, George Eastman Museum, LL/69869

Eadweard Muybridge, 1868 (ca), Yo-sem-i-te California, Albumen print, George Eastman Museum, LL/75777

Eugène Atget, 1899, Maison Francois I - Cour la Reine, Albumen print, George Eastman Museum, LL/45460

Carleton E. Watkins, 1866 (ca), Grizzly Giant 33 feet diameter, looking up, [C. E. Watkins, Pacific Coast], Stereocard, George Eastman Museum, LL/75235

James Robertson, 1854 (ca), Constantinople, Salted paper print, George Eastman Museum, LL/70101

Frederick H. Evans, 1886 (before), Star Fish, Brittle Star, 12X, Albumen print, George Eastman Museum, LL/74842

Samuel A. Bemis, 1840, 19 April, King's Chapel Burying Ground, Boston, Daguerreotype, full plate, enhanced, George Eastman Museum, LL/64460

Ottomar Anschütz, 1886, Dog standing alert, Albumen print, George Eastman Museum, LL/75305

László Moholy-Nagy, 1929, Marseille, Pont Transbordeur, Gelatin silver print, George Eastman Museum, LL/58909

Southworth & Hawes, 1855, Mar 8, The Niagara Suspension Bridge, Daguerreotype, full plate, George Eastman Museum, LL/6405

Henri Le Secq, 1852 (taken) 1937 (print), Chartres, Escalier dit de la Reine Berthe, Gelatin silver print, George Eastman Museum, LL/74470

Francis Frith, 1857 (ca, taken) 1863 (ca, printed), The Granite Pylon, Karnac, [Sinai, Palestine, The Nile], Albumen print, George Eastman Museum, LL/21220

Frederick H. Evans, 1891, In the New Forest, Platinum print, George Eastman Museum, LL/74970

Gustavus Fagersteen, 1875 (ca), Yosemite Valley, Albumen print, George Eastman Museum, LL/75779

Joseph Cundall, 1855, 15 April, Construction of the "Great Eastern" at John Scott Russell's Yard, Milwall, Albumen print, George Eastman Museum, LL/74992

Samuel A. Bemis, 1840 (ca), [Boston roof tops in winter], Daguerreotype, full plate, George Eastman Museum, LL/116624

Alvin Langdon Coburn, 1902, Landscape, Photograph, George Eastman Museum, LL/56874

Nancy Newhall, 1950 (ca), Beaumont Newhall's foot in bed, Negative, gelatin on safety base roll film, George Eastman Museum, LL/69879

Eugène Atget, 1926, Boulevard de Strasbourg, Silver printing-out paper print, George Eastman Museum, LL/45521

Nancy Newhall, 1950 (ca), Beaumont Newhall washing his face, Negative, gelatin on safety base roll film, George Eastman Museum, LL/69878

Alvin Langdon Coburn, 1914, Marius de Zayas, Photograph, George Eastman Museum, LL/56870

William N. Jennings, 1885 (ca), Lightning behind Clouds, Gelatin silver print, George Eastman Museum, LL/35656

Nick Brandreth, 2015, A workshop student working on a negative during a George Eastman Museum Negative Retouching workshop, Colour photograph, George Eastman Museum, LL/64136

Catharine Weed Barnes, 1892 (ca), Door & Steps Crypt Winfield Manor, Gelatin silver negative, George Eastman Museum, LL/75433

Bradley & Rulofson, 1875 (ca), Berger Family and Sol Smith Russell Concert Troupe, Albumen print, George Eastman Museum, LL/74616

Hill & Adamson, 1845 (ca), The Watson and Milne Women, Salted paper print, George Eastman Museum, LL/35622

Baron Adolph de Meyer, n.d., Woman with Cigarette Case, Platinum print, George Eastman Museum, LL/33191

Arthur Green, 1863, 12 August, Gunner Thomas C. Cuddy standing next to cannons, Simon's Bay, South Africa, Albumen print, George Eastman Museum, LL/74884

Sarony, 1878 (ca), Modjeska, Cabinet card, George Eastman Museum, LL/75183

Johnson & Long (Philadelphia), 1855 (ca), Talbotypes from Life, or Deceased…, Letterpress print, George Eastman Museum, LL/74646

Alexander Gardner, 1865, Lewis Payne, Albumen print, on album page, George Eastman Museum, LL/52666

William Henry Jackson, 1872, Hot Spring Basin, Upper Fire Hole, Albumen print, George Eastman Museum, LL/57146

John H. Kent, 1885 (ca), Lorenzo Kelly, Gelatin silver print, with applied color, face-mounted to convex glass, George Eastman Museum, LL/74584

Charles C. Zoller, 1922 (ca), Art reproduction, Autochrome, George Eastman Museum, LL/27005

Louis Jacques Mandé Daguerre, 1845 (ca), [Entrée du forêt], Charcoal with black chalk and/or crayon, George Eastman Museum, LL/74546