Hill & Adamson, 1844, [Durham Cathedral], Salted paper print, from calotype negative, J. Paul Getty Museum, LL/73418

Hill & Adamson, 1844, Portrait of Mrs. Rigby, Salted paper print, Art Institute of Chicago, LL/68026

Hill & Adamson, 1844, James Nasmyth, 1808 - 1890. Inventor of the steam hammer, Calotype print, National Galleries of Scotland, LL/6816

Hill & Adamson, 1844, Master Miller, Salted paper print, from calotype negative, Art Institute of Chicago, LL/45867

Hill & Adamson, 1844, Mrs. Anna Brownell Jameson, Salted paper print, Art Institute of Chicago, LL/45866

Hill & Adamson, 1844, Charles William Peach, 1800 - 1886. Coastguard; naturalist and geologist, Calotype print, medium, National Galleries of Scotland, LL/45319

Hill & Adamson, 1844, Dr Hugh Falconer, Salted paper print, from calotype negative, J. Paul Getty Museum, LL/73429

Hill & Adamson, 1844, Sir David Brewster., Salt print, St. Andrews University Library, Special Collections / The Photographic Collection, LL/73078

Hill & Adamson, 1844, A Newhaven Fisherwoman, Salted paper print, from paper negative, National Gallery of Art, LL/76774

Hill & Adamson, 1844, D O Hill and Charlotte., Salt print, St. Andrews University Library, Special Collections / The Photographic Collection, LL/73075

Hill & Adamson, 1844, Dr Alexander Munro, Salt print, National Science and Media Museum, LL/45211

Hill & Adamson, 1844, [David O Hill], Salt print, St. Andrews University Library, Special Collections / The Photographic Collection, LL/73074

Hill & Adamson, 1844, Fisher boat, Newhaven, Salt print, St. Andrews University Library, Special Collections / The Photographic Collection, LL/73073

Adolfo e Anatole (Portugal), 1844, Adolfo e Anatole, Advert (Portugal), Biblioteca Pública Municipal do Porto, LL/127134

Antoine Claudet, 1844, Arthur Wellesley, 1st Duke of Wellington, Daguerreotype, Creative Commons - Wikipedia, LL/44856

Carl Ferdinand Stelzner, 1844, Hamburg Station, Daguerreotype, Altonaer Museum - Stiftung Historische Museen Hamburg, LL/92433

E. Thiésson, 1844, Femme Botocudo, profil, Daguerreotype, Musée du quai Branly, LL/57219

E. Thiésson, 1844, Femme Botocudo, Daguerreotype, Musée du quai Branly, LL/57218

E. Thiésson, 1844, Botocudo, profil [homme], Daguerreotype, Musée du quai Branly, LL/57217

E. Thiésson, 1844, Botocudo, Daguerreotype, Musée du quai Branly, LL/57216

E. Thiésson, 1844, Botocudo, Daguerreotype, Musée du quai Branly, LL/57215

E. Wenkebach (Amsterdam, maker), 1844, Wheatstone stereoscope, Stereoscope, Teylers Museum, LL/63951

George Catlin (1796-1872), 1844, Buffalo Hunt, Lithograph, tinted, Creative Commons - Wikipedia, LL/33120

George Skene Keith, 1844, Jerusalem, Mosque of Omar, Book illustration, J. Paul Getty Museum, LL/51483

Honoré Daumier, 1844, Les etrangers à Paris. Le portrait au Daguéréotype, Lithograph, Stockholms Auktionsverk, LL/43495

Honoré Daumier, 1844, The Daguerreotype Portrait, Lithograph, Archive Farms, LL/117024

Jean-Baptiste Sabatier-Blot, 1844, Louis-Jacques Mandé Daguerre, Daguerreotype, 1/4 plate, George Eastman Museum, LL/6399

Jean-Baptiste Sabatier-Blot, 1844, Back of the Jean-Baptiste Sabatier-Blot, 1844, Portrait of Louis-Jacques Mandé Daguerre, Daguerreotype, back, Private collection of Carlos Gabriel Vertanessian, LL/92749

Jean-Baptiste Sabatier-Blot, 1844, Portrait of Louis-Jacques Mandé Daguerre, Daguerreotype, George Eastman Museum, LL/1908

Jean-Baptiste Sabatier-Blot, 1844, Portrait of Daguerre, Daguerreotype, George Eastman Museum, LL/35495

John Plumbe Jr., 1844, Unidentified Man Seated Reading a Newspaper, Daguerreotype, 1/4 plate, J. Paul Getty Museum, LL/7511

John William Draper, 1844, Photomicrograph of Frog Blood, Daguerreotype, National Museum of American History, Smithsonian Institution, LL/38103

Joseph Cundall, 1844, London, Salt print, detail, Princeton University Library, LL/95237

Joseph Cundall, 1844, London, Salt print, Princeton University Library, LL/95236

Joseph-Philibert Girault de Prangey, 1844, 337. bis. Liban, Les Cèdres. [1843-1844], Daguerreotype, Christie's - New York, LL/111760

Joseph-Philibert Girault de Prangey, 1844, Jérusalem, G.[ran]de Mosquée, pris du palais du Pacha, Daguerreotype, Christie's - London, LL/7475

Joseph-Philibert Girault de Prangey, 1844, Aleppo, Viewed from the Antioch Gate, Daguerreotype, Metropolitan Museum of Art, LL/85457

Joseph-Philibert Girault de Prangey, 1844, Thebes Rhamseion, Daguerreotype, Metropolitan Museum of Art, LL/78091

Joseph-Philibert Girault de Prangey, 1844, Phile, temple découvert., Daguerreotype, Metropolitan Museum of Art, LL/78099

Joseph-Philibert Girault de Prangey, 1844, [Temple Mount, Jerusalem], Daguerreotype, Internet - Original source ill-defined, LL/62074

Joseph-Philibert Girault de Prangey, 1844, Jérusalem, Tombeau des Rois, Daguerreotype, Internet - Original source ill-defined, LL/62082

Joseph-Philibert Girault de Prangey, 1844, Jérusalem -- Tombeaux de Zachariah et Bnei Hezir, Vallée Kidron, Daguerreotype, Internet - Original source ill-defined, LL/82278

Joseph-Philibert Girault de Prangey, 1844, Assouan. Jeune Nubienne. 226, Daguerreotype, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, LL/62494

Joseph-Philibert Girault de Prangey, 1844, 210. Jérusalem. Dét[ail] Porte Egl[ise] du S[aint] Sép[ulcre], Daguerreotype, Christie's - New York, LL/39319

Joseph-Philibert Girault de Prangey, 1844, Portal, Church of the Holy Sepulchre, Jerusalem, Daguerreotype, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, LL/87307

Joseph-Philibert Girault de Prangey, 1844, Philae, Daguerreotype, Metropolitan Museum of Art, LL/87273

Joseph-Philibert Girault de Prangey, 1844, Thebes Rhamseion, Daguerreotype, Metropolitan Museum of Art, LL/87270

Joseph-Philibert Girault de Prangey, 1844, [Jérusalem, Haram al Sharif, mur à l'Ouest, 1844], Daguerreotype, Christie's - New York, LL/39317

Joseph-Philibert Girault de Prangey, 1844, 196. Jérusalem. Porta aurea., Daguerreotype, Christie's - New York, LL/39318

Joseph-Philibert Girault de Prangey, 1844, Liban. 1844. Les cèdres. 248, Daguerreotype, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, LL/45291

Joseph-Philibert Girault de Prangey, 1844, The Probatic Pool, Jerusalem, Daguerreotype, 1/2 plate, J. Paul Getty Museum, LL/50686

Joseph-Philibert Girault de Prangey, 1844, 215. Jérusalem. Egl[ise] du S[aint] S[epulcre] porte, s[ud] partie supérieure, Daguerreotype, Internet - Original source ill-defined, LL/122387

Joseph-Philibert Girault de Prangey, 1844, 249. Liban. 1844. Les cèdres. Suite, Daguerreotype, Christie's - New York, LL/111759

Jules Itier, 1844, View of the bay of Praia Grande Macau, Daguerreotype, Moonchu Foundation - The Moonchu Collection of Early Chinese Photography, LL/51160

Jules Itier, 1844, The Temple of Edfou [Egypt], Daguerreotype, 1/4 plate, Private collection, LL/54848

Jules Itier, 1844, Vue a l'ouest de Canton, Temple de Chang-Show-Gan, Daguerreotype, Musée français de la Photographie, LL/58876

Léon Foucault, 1844, Brewer's Yeast, Daguerreotype, Société Française de Photographie, LL/38280

Léon Foucault, 1844, Blood corpuscles of a frog, Daguerreotype, photomicrograph, Wellcome Collection, LL/36722

Léon Foucault, 1844, Cristaux de la salive, Daguerreotype, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, LL/67093

Léon Foucault, 1844, Sang de grenouille, Daguerreotype, Bibliothèque Nationale de France, Département des Estampes et de la Photographie, LL/67124

Louis Foucault, 1844, Photomicrograph, Daguerreotype, photomicrograph, Wellcome Collection, LL/36720

Louis Jacques Mandé Daguerre (unproven), 1844, Léocardie Cotte (reverse), Daguerreotype, back, Westlicht Photographica Auctions, LL/52328

Louis Jacques Mandé Daguerre (unproven), 1844, Léocardie Cotte, Daguerreotype, Westlicht Photographica Auctions, LL/52327

Pierre-Ambroise Richebourg, 1844, Arch of Constantine in Rome, Daguerreotype, Private collection of Marco C. Antonetto, LL/92435

Pierre-Ambroise Richebourg, 1844, Arch of Constantine in Rome, Daguerreotype, Internet - Original source ill-defined, LL/92434

Théophile Victor Desclaux (print maker) Louis Léopold Robert (painting), 1844, Les moissonneurs dans les marais Pontins, Print, etching / engraving, Rijksmuseum, LL/120174

Unidentified artist (English), 1844, Portrait of seated young man, boy standing by his side, Fizeau process engraving from a daguerreotype, George Eastman Museum, LL/69952

Unidentified daguerreotypist, 1844, Émile Zola at the age of four, Daguerreotype, 1/16th plate, original frame of carved and gilded wood with oak leaves, Artcurial, LL/78924

Unidentified photographer, 1844, Mosquée de Coléah [Algeria], Daguerreotype, 1/2 plate, Sotheby's - Paris, LL/50887

Unidentified photographer, 1844, [Noel Paymal Lerebours (left), two workmen wearing smocks, Frederic Martens and Marc-Antoine Gaudin], Daguerreotype, Internet - Original source ill-defined, LL/88244

Unidentified photographer, 1844, Juive d'Alger, Daguerreotype, 1/2 plate, Sotheby's - Paris, LL/50882

Unidentified photographer, 1844, Les Remparts d'Alger, Daguerreotype, 1/2 plate, Sotheby's - Paris, LL/50883

Unidentified photographer, 1844, Mosquee de la Place du Governement [Algeria], Daguerreotype, 1/2 plate, Sotheby's - Paris, LL/50884

Unidentified photographer, 1844, Vue do Port'Alger, Daguerreotype, 1/2 plate, Sotheby's - Paris, LL/50885

William Henry Brown (American, Charleston, 1808-1883), 1844, Silhouette Portrait of John Marshall, Lithograph, with tint stone, Metropolitan Museum of Art, LL/16992

Henry Fox Talbot, 1844, Haystack, Salted paper print, from paper negative, National Gallery of Art, LL/76766

Henry Fox Talbot, 1844, Four Shelves of Books, Salt print, Moderna Museet, LL/85560

Henry Fox Talbot, 1844, Lacock Abbey in Wiltshire, Salt contact print, Villa Grisebach Auktionen GmbH - Berlin, LL/94766

Henry Fox Talbot, 1844, Entrance Gate, Abbotsford, Salt print from a paper (calotype) negative, Museum of Fine Arts, Boston, LL/96589

Henry Fox Talbot, 1844, Doune Castle, Scotland, Calotype negative, National Science and Media Museum, LL/62291

Henry Fox Talbot, 1844, "Talbotype, on paper, taken from Nature, by Fox Talbot Esq, the discoverer of the process" - "Copied from Nature by Light", Salt print, Preus Museum, LL/113794

Henry Fox Talbot, 1844, Plate XVII. Bust of Patroclus, [The Pencil of Nature], Book pages, salt print, Preus Museum, LL/113795

Henry Fox Talbot, 1844, Loch Katrine, Salt print, from paper negative, Charles Isaacs Photographs, Inc, LL/11529

Henry Fox Talbot, 1844, Loch Katrine, Scotland, Salted paper print, from a calotype negative, Archive Farms, LL/116746

Henry Fox Talbot, 1844, Melrose Abbey, Scotland, [Sun Pictures in Scotland], Salt print, from calotype negative, Private collection of John Hannavy, LL/31323

Henry Fox Talbot, 1844, Tomb of Sir Walter Scott, Dryburgh Abbey, Scotland, [Sun Pictures in Scotland], Salt print, from calotype negative, Ashbee-Gray-Lambert-Collection, LL/31325

Henry Fox Talbot, 1844, Loch Katrine, Salted paper print, Princeton University Art Museum, LL/44674

Henry Fox Talbot, 1844, Cloisters of Lacock Abbey, Calotype, Minneapolis Institute of Art - MIA, LL/7267

Henry Fox Talbot, 1844, Scott Monument Under Construction, Salted paper print, from calotype negative, Cleveland Museum of Art, LL/70429

Henry Fox Talbot, 1844, Loch Katrine, Salted paper print, from calotype negative, Cleveland Museum of Art, LL/70425

Henry Fox Talbot, 1844, A Mountain Rivulet Which Flows at the Foot of Doune Castle, Salted paper print, from calotype negative, Cleveland Museum of Art, LL/70422

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

Henry Fox Talbot, 1844, Bust of Patroclus, Salted paper print, George Eastman Museum, LL/69996

Henry Fox Talbot, 1844, Scott Monument before Completion, Edinburgh, Salted paper print, from paper negative, Metropolitan Museum of Art, LL/69490

, 1844, The Open Door, [The Pencil of Nature Plate VI], Source requested, LL/6072

Unidentified photographer / artist, 1844, Title page for "Mélanges photographiques: Complément des nouvelles instructions sur l'usage du Daguerreotype" by Charles Chevalier (Paris: Charles Chevalier, 1844), Title page, Google Books, LL/34662

Charles Chevalier, 1844, Prix courant des Daguerreotypes ou Photographs perfectionnes et construits par Charles Chevalier, Book page, Google Books, LL/34661

Henry Fox Talbot, 1844, Cover for The Pencil of Nature by William Henry Fox Talbot, [The Pencil of Nature], Book cover, Private collection, LL/67692

Henry Fox Talbot, 1844, Cover for The Pencil of Nature by William Henry Fox Talbot, [The Pencil of Nature], Book cover, Hans P. Kraus, Jr., Inc., LL/18316

Henry Fox Talbot, 1844, Title page for The Pencil of Nature by William Henry Fox Talbot, [The Pencil of Nature], Title page, Hans P. Kraus, Jr., Inc., LL/18317

Albert Sands Southworth, 1844, Handbill for A.S. Southworth and Company, daguerreotype, miniature rooms, No. 5 1/2 Tremont Row, Boston, Mass., Handbill, detail, Historic New England, LL/67744

Albert Sands Southworth, 1844, Handbill for A.S. Southworth and Company, daguerreotype, miniature rooms, No. 5 1/2 Tremont Row, Boston, Mass., Handbill, Historic New England, LL/67742

Albert Sands Southworth, 1844, Handbill for A.S. Southworth and Company, daguerreotype, miniature rooms, No. 5 1/2 Tremont Row, Boston, Mass., Handbill, detail, Historic New England, LL/67743

E. Thiésson, 1844, Portrait of Daguerre, Daguerreotype, Musée Carnavalet, LL/35500

E. Thiésson, 1844, Portrait of Daguerre (detail), Daguerreotype, detail, Musée Carnavalet, LL/35501

Henri Le Secq, 1844, Gustave Le Gray, Oil on wood panel, Musée Lesecq des Tournelles, LL/67803

Joseph-Philibert Girault de Prangey, 1844, Daguerreotype full plate box, written in pencil is "Egypt, Jerusalem, Damas, Balbeck…splendide 1844.", Storage, Private collection of Mike Robinson, LL/76697

Joseph-Philibert Girault de Prangey, 1844, Daguerreotype full plate box, written in pencil is "Egypt, Jerusalem, Damas, Balbeck…splendide 1844.", Storage, Private collection of Mike Robinson, LL/76698

Henry Fox Talbot, 1844, "Notice to the Reader", insert into The Pencil of Nature, [The Pencil of Nature], Insert, Private collection, LL/67691