Henry Fox Talbot, 1840s (early), [Trees with Reflection], Salted paper print from paper negative, 16.5 x 19.2 cm (6 1/2 x 7 9/16 in), Metropolitan Museum of Art, Gilman Collection, Gift of The Howard Gilman Foundation, 2005 (2005.100.2), LL/7439

Joseph-Philibert Girault de Prangey, 1843-1844, 230. Assouan. P. Datiers., Daguerreotype, 3 1/2 x 3 1/8 in (9 x 8 cm), Christie's - New York, Christies - NY (Sale: 2396, Lot: 49 - Oct 7, 2010 - A Historic Photographic Grand Tour: Important Daguerreotypes by Joseph-Philibert Girault de Prangey), LL/39315

Unidentified Daguerreotypist, 1855 (ca), Daguerreotype reproduction of an oval image of a tree, Daguerreotype, 1/9 plate, Historical Society of Pennsylvania, Record Number: 5528, Collection: Cased Photographs Collection [3139], LL/44526

Hill & Adamson, 1843, Ivy-covered tree at Colinton. "the Fairy Tree", Calotype print, 22.50 x 16.60 cm, National Galleries of Scotland, Courtesy of the National Galleries of Scotland (Accession no. PGP HA 426), LL/6817

Hill & Adamson, 1848, A tree at Colinston [Midlothian, Scotland], [Calotype Sketches], Calotype, St. Andrews University Library, Special Collections / The Photographic Collection, Record: ALB-25-4, General Album 25, LL/40254

John Dillwyn Llewelyn, 1854, Aug 25, Lake at Penllergare [View of the Upper Lake at Penllergare], Salted paper print, 14.2 x 16.9 cm, George Eastman Museum, Extended loan from Kodak Ltd. (L74:0045:0006), LL/7423

Unidentified photographer, 1850s, Spreading Oak with Seated Figure, Paper negative, 7 x 8 1/8 in (17.7 x 20.7 cm), Metropolitan Museum of Art, Gift of Hans P. Kraus, Jr., 2007, LL/25979

Benjamin Brecknell Turner, 1852-54, Pepperharrow Park, Surrey, Albumen print, from waxed paper negative, Victoria and Albert Museum, Museum no. PH.37-1982, LL/49718

Alfred Capel Cure, 1856, Blasted Tree at Badger, Albumen silver print, 7 x 8 7/8 in (17.8 x 22.5 cm), Metropolitan Museum of Art, Thomas Walther Collection, LL/25985

Unidentified photographer, 1840 (ca), Grands chênes, forêt de Fontainebleau (?), Daguerreotype, 12 x 16.5 cm, Musée d'Orsay, (C) RMN (Musée d'Orsay) / René-Gabriel Ojéda, Europeana Identifier: RMNDO000000301346 ; Pho2001-5, LL/42650

Jean-Gabriel Eynard, 1843 (before), Self-portrait with Wife under the Trees, Daguerreotype, 12 x 16.1 cm (image) 10 x 14.7 cm (sight), National Gallery of Canada / Musée des beaux-arts du Canada, Courtesy of the National Gallery of Canada (no. 30638), Gift of Phyllis Lambert, Montreal, 1988, LL/6682

Unidentified photographer, 1855 (ca), House with White Fence and Trees, Daguerreotype, 1/4 plate, with applied color, American Art Museum, Smithsonian Institution, Museum purchase from the Charles Isaacs Collection made possible in part by the Luisita L. and Franz H. Denghausen Endowment, LL/7629

Roger Fenton, 1855 (ca), Bolton Abbey from the Lover's Seat, Albumen print, from wet collodion negative, 9 3/16 x 12 1/2, Charles Isaacs Photographs, Inc, LL/4156

Roger Fenton, 1856 (probably), [Landscape with Clouds, II], Salted paper print from glass negative, 31.4 x 44.3 cm (12 3/8 x 17 7/16 in). irregular, Metropolitan Museum of Art, The Rubel Collection, Purchase, Anonymous Gift, Curator's Discretionary Grant from The Judith Rothschild Foundation, and Thomas Walther Gift, 1997 (1997.382.35), LL/6323

Thomas Keith, 1856 (ca), Trees, Paper negative, 26.9 x 28.8 cm, Harry Ransom Humanities Research Center at the University of Texas at Austin, HRC, LL/6120

Gustave Le Gray, 1849, Study of Trees and Pathways, Salt print, from waxed calotype negative, 7 13/16 x 10 3/8 in, J. Paul Getty Museum, The J. Paul Getty Trust (84.XM.637.6), LL/7357

Gustave Le Gray, 1855-1857, Beech Tree, Albumen print, 12 5/16 x 15 7/8, J. Paul Getty Museum, © J. Paul Getty Trust [84.XM.637.22], LL/6044

Gustave Le Gray, 1849-1852, [Oak Tree and Rocks, Forest of Fontainebleau], Salted paper print from paper negative, 25.2 x 35.7 cm (9 15/16 x 14 1/16 in), Metropolitan Museum of Art, Purchase, Jennifer and Joseph Duke and Lila Acheson Wallace Gifts, 2000 (2000.13), LL/6306

Gustave Le Gray, 1856-1857, Bois de Boulogne, Paris, Albumen print, from wet collodion on glass negative, Mounted on paper, Amsterdams Historisch Museum, Copyright © Amsterdams Historisch Museum (FA86), LL/25796

Firmin Eugène Le Dien, 1852 (ca), [Oliveraie, sud de Naples], [Vues et monuments des environs de Naples (Book)], Bibliothèque Nationale de France, Département des Estampes et de la Photographie, (FRBNF39132997) (Cote: IFN-6500263), LL/7008

Alphonse Le Blondel, 1850s-1860s, Untitled, Sawyer, outskirts of Lille, Albumen print, 3 5/8 x 3 5/8 in (9.5 x 9.5 cm), KaufmaNelson Vintage Photographs, LL/24907

Louis-Rémy Robert, 1852 (ca), [The Large Tree at La Verrerie, Romesnil], Salted paper print from paper negative, 26.4 x 31.9 cm (10 3/8 x 12 9/16 in), Metropolitan Museum of Art, Gilman Collection, Purchase, The Annenberg Foundation Gift, 2005 (2005.100.38), LL/7444

Henri-Victor Regnault, 1852, Forest, Saint-Cloud, Albumen silver print, 32.2 x 43.4 cm, National Gallery of Canada / Musée des beaux-arts du Canada, Courtesy of the National Gallery of Canada (no. 21017), Purchased 1967, LL/6704

Eugène Cuvelier, 1860s (early), [the Forest of Fontainebleau], Salted paper print from glass negative, 19.8 x 25.8 cm (7 13/16 x 10 3/16 in), Metropolitan Museum of Art, Purchase, The Howard Gilman Foundation and Joyce and Robert Menschel Gifts, 1988 (1988.1031), LL/6324

Eugène Cuvelier, 1860 (ca), Glade, Albumen print, 10 x 13 1/2 in (25.4 x 34.2 cm), Swann Galleries - New York, Courtesy of Swann Galleries (Auction, Oct 15, 2007, #2124, Lot 37), LL/23149

Achille Quinet, 1865-1870, Étude d'après nature (chêne), Albumen print, 18.5 x 24.8 cm, Piasa, Photographs, 25 May 2012, Lot: 30, LL/48129

Louis François Saugrin, 1860 (ca), Chateau et Parc du Vivier, Park Scene, (chickens on lawn), Albumen print, from wet collodion negative, Charles Isaacs Photographs, Inc, LL/4203

A. Giraudon, 1875 (ca), Apple tree study, Albumen print, 8 3/4 x 6 1/4, Charles Nes Photography LLC New York - Paris, LL/5745

Louis-Désiré Blanquart-Evrard, 1860s, Tree, Salt print, 9 3/8 x 6 13/16 in, J. Paul Getty Museum, The J. Paul Getty Trust (84.XO.1279.12), LL/7342

Unidentified photographer, 1860 (ca), Trees (Fontainebleau?), Albumen print, 7 1/4 x 9, Charles Nes Photography LLC New York - Paris, LL/5878

Antoine Fauchery, 1858 (ca), View near Heidelberg, the Yarra flooded, Victoria, Albumen silver print, 19.9 x 24.9 cm (image) 27.7 x 38 cm (mount), State Library of Victoria, Accession No: H92.101/86, Image No: is001978, LL/50210

Richard Daintree, 1859 (ca) - 1863 (ca), Natives' Camp up the Yarra, Albumen silver print, 18.8 x 23.2 cm, State Library of Victoria, Accession No: H2476, Image No: b47476, LL/50217

Charles Clifford, 1858, The Walnut Tree of Emperor Charles V, Yuste, Albumen silver print, from glass negative, 41.8 x 30 cm (16 7/16 x 11 13/16 ins), Metropolitan Museum of Art, Gilman Collection, Purchase, The Horace W. Goldsmith Foundation Gift, through Joyce and Robert Menschel, 2005, Accession Number: 2005.100.250, LL/40580

Francis Frith, 1865, Valley of the Neckar, Albumen print, 12.2 x 16.2 cm, British Library, Shelfmark: Cup.410.g.107, LL/49694

Francis Frith, 1865, The Walnut Trees, Interlachen, Albumen print, 12.2 x 16.2 cm, British Library, Shelfmark: Cup.410.g.107, LL/49701

Andrew Young, 1875, Acacia. Balcaskie, Woodburytype, 23.7 x 18.6 cm, National Gallery of Canada / Musée des beaux-arts du Canada, Courtesy of the National Gallery of Canada (no. 33771.10), Purchased 1978, LL/6714

Samuel Bourne, 1866 (ca), Simla, India. Picnic amongst the Trees at Annandale, Albumen print, 11.25 x 9 ins 285 x 230 mm, Antiq-Photo, Courtesy of Anthony Davis - Antiq-photo / Rainbow creations (www.19cPhoto.com - 3in632), LL/8489

Ichida Sota, 1876, Resting Travellers [Japan], Albumen print, 24.8 x 29.3 cm, Bachmann Eckenstein Art & Antiques, LL/6461

Pascal Sebah, 1870s, Nr. 268. Route des Pyramides vue de loin, Albumen print, 10 3/4 x 14, Charles Nes Photography LLC New York - Paris, LL/5837

Félix Bonfils, 1870s, Arbre de la Vierge a Matarythh / The Virgin's tree at Mataryeh Héliopolis / Der Baum der jungfrau in Matarieh, [Vues de Tout l'Orient par Bonfils Phot. A Alais (Gard) - AlaisTyp. Lith. A. Brugueirolle & Cie], Albumen print, 38.8 cm x 28.6 cm (15 1/4 x 11 1/4 in) on 62.5 cm x 48,5 cm (25 x 18 3/4 in) mount, Private collection of Thomas Weynants, LL/11946

Emile Fréchon, 1900 (ca), Views of Algeria, Pigment silver print, toned and hand-coated, 21.6 x 27.9 cm (8.5 x 11 ), Galerie Johannes Faber, LL/1753

George K. Warren, 1864, Harvard Tree, Albumen print, 7 1/2 x 5 1/2 in, Stereoviews: Stereoviews and Fine 19th & 20th Century Antique Photographs, Courtesy of David Spahr (www.stereoviews.com), LL/11680

Carleton E. Watkins, 1878-1880, Among the Treetops, Calaveras Grove, Albumen print, 5 1/16 x 3 1/2 in, J. Paul Getty Museum, The J. Paul Getty Trust (84.XO.250.76), LL/7351

Carleton E. Watkins, 1870 (ca), Big Tree With Carriage And Horses, Mariposa Grove, Albumen print, 11.8 x 8.1, Andrew Smith Gallery, LL/2388

Carleton E. Watkins, 1888-1891, Young Orchard, Palermo, Butte County, Albumen print, 15 x 21 3/8 in, J. Paul Getty Museum, The J. Paul Getty Trust (99.XM.31.1), LL/7346

Timothy H. O'Sullivan, 1871-1874 (survey), 1873 (expedition), 32. Cooley's Ranch, 10 miles east of Camp Apache, Arizona. A characteristic mountain "Park" and Apache Indian Farm. Here the Apaches grow corn, wheat and a few vegetables., [Wheeler Survey, Explorations and Surveys West of the 100th Meridian], Stereocard, detail, Etherton Gallery, LL/24771

William Henry Jackson, 1885, The Spanish Peaks, Albumen print, 43.7 x 53.5 cm, George Eastman Museum, © 2004 George Eastman House, LL/6420

C.R. Savage, 1880s (ca), A Glimpse Of the Yosemite Valley From The Road, Albumen print, 11.5 x 9.6, Andrew Smith Gallery, LL/2460

Robert L. Bracklow, 1890, 11 May (taken) 1890 (ca, print), Apple Trees in Upper Part of New York City, Albumen print, 4 1/2 x 7 1/4 in, Alan Klotz Gallery, LL/23374

Eugène Atget, 1900, Apple Tree, Matte albumen silver print, 23.1 x 18 cm, National Gallery of Canada / Musée des beaux-arts du Canada, Courtesy of the National Gallery of Canada (no. 21231), Purchased 1974, LL/6695

Désiré Charnay, 1863, Baobab à Mohéli, Albumen silver print, from glass negative, 28.7 x 22.8 cm (image) 35.4 x 26.9 cm (mount), Metropolitan Museum of Art, LL/49877

Unidentified photographer, 1905-1912, The Snow Pine - A Winter Scene in Old Rural Japan, Stereocard, right half, Private collection of Rob Oechsle, Creative Commons - http://creativecommons.org/licenses/by-nc-sa/2.0/, LL/49546