Josiah Johnson Hawes, n.d., The photographic wagon of J.J. Hawes, 19 Tremont Row Boston (Detail), Stereocard, Archives of Modern Conflict OR National Gallery of Canada, LL/9834

Carleton E. Watkins, n.d., B 3542. Primitive Mining. the Rocker. Calaveras Co., Cal., [New Boudoir Series], Boudoir card, Larry Gottheim, Be-hold, Inc, Courtesy of Larry Gottheim - Be-Hold (47 / 186), LL/11455

Roger Fenton, 1855, The artist's van [The photographic van with Sparling on the box], Salt paper print, 17.5 x 16.5 cm, Library of Congress, Prints and Photographs Division, LC-USZC4-9240 - PH - Fenton (R.), no. 122 (A size) [P&P], LL/8175

Roger Fenton, 1855, 10 November, Mr. Fenton's Photographic Van. - From the Crimean Exhibition, Magazine illustration, The Courtauld Institute of Art, Copyright: Illustrated London News Ltd. All rights reserved, Gale Document Number: HN3100442890, LL/36711

Roger Fenton, 1855, 10 November, Mr. Fenton's Photographic Van. - From the Crimean Exhibition, Magazine illustration, The Courtauld Institute of Art, Copyright: Illustrated London News Ltd. All rights reserved, Gale Document Number: HN3100442890, LL/36712

Roger Fenton, 1855, Cooking house, 8th Hussars, Salted paper print, 16 x 21 cm, Library of Congress, Prints and Photographs Division, LC-USZC4-9344, LL/36820

Roger Fenton, 1855, Cooking house, 8th Hussars, Salted paper print, 16 x 21 cm, Library of Congress, Prints and Photographs Division, LC-USZ62-47542, LL/36821

Mathew Brady's Studio, 1862, Brady Gallery photographic team for the Civil War, Berlin, Maryland, Albumen print, Private collection of Larry West, Courtesy of Larry J. West, © West Companies, Inc., 2005. [From the book: Tokens of Affection and Regard], LL/8597

Timothy H. O'Sullivan, n.d., View of the Petersburg Gas Works, [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 81], Albumen print, Larry Gottheim, Be-hold, Inc, Courtesy of Larry Gottheim - Be-Hold (47 / 213), LL/11462

Timothy H. O'Sullivan, n.d., View of the Petersburg Gas Works [Detail], [Gardner's Photographic Sketch Book of the War. Incidents of the War, pl. 81], Albumen print, Larry Gottheim, Be-hold, Inc, Courtesy of Larry Gottheim - Be-Hold (47 / 213), LL/11463

H. Gurlitz, 1860s (ca), Harry Gurlitz's Photograph Gallery, Carte de visite, Private collection of Laddy Kite, LL/35887

Henry Beaufoy Merlin (1830-1873) or Charles Bayless (1850-1897), 1872 (ca), View of buildings and Beaufoy Merlin's mobile photographic studio standing in Mudgee Road, Tambaroora, New South Wales, Albumen print, 6 x 9.4 ins, National Library of Australia, nla.pic-vn4732019, LL/39402

Henry Beaufoy Merlin (1830-1873) or Charles Bayless (1850-1897), 1872 (ca), Dead tree trunk with pigeoncotes suspended by local storekeepers, and the horse-drawn mobile photographic studio of Beaufoy Merlin to the left, Mudgee Road, Tambaroora, New South Wales, Albumen print, 6 x 9.5 cm, National Library of Australia, nla.pic-vn4733862, LL/39403

Zangaki Brothers, 1870-1880, The Sphinx [Showing one of the Zangaki brothers and their "Dark-Room-Car"], Albumen, detail, 10 x 8 ins (approx.), Internet - Original source ill-defined, LL/40092

Zangaki Brothers, 1870-1880, The Sphinx [Showing one of the Zangaki brothers and their "Dark-Room-Car"], Albumen, detail, 10 x 8 ins (approx.), Internet - Original source ill-defined, LL/40094

Unidentified creator, 1875 (ca), Travelling photographic studio in Germany, Engraving, Private collection of Jan Weijers (Servatius), LL/43877

Unidentified photographer, 1860s-1870s, A photographic studio on wheels, with a tripod mounted camera and a photographic van, Carte de visite, 2.25 x 3.75 in (image) 2.5 x 4.125 in (mount), Private collection of Dan Weinstock, LL/39422

William Critchfield (Picture Room - IXL), 1872-1873, Untitled, Tintype, Private collection of Andrew Daneman, LL/41715

William Critchfield (Picture Room - IXL), 1872-1873, [Rural Iowa], Tintype, Private collection of Andrew Daneman, LL/41276

J.P. Doremus, n.d., Stereoview of the Doremus Photograph Gallery on a barge that could be towed behind a paddle steamer, [Doremus Views of the Mississipi and its Tributaries], Stereocard, Archives of Modern Conflict OR National Gallery of Canada, LL/9836

J.P. Doremus, n.d., Stereoview of the Doremus Photograph Gallery on a barge that could be towed behind a paddle steamer (Detail), [Doremus Views of the Mississipi and its Tributaries], Stereocard, Archives of Modern Conflict OR National Gallery of Canada, LL/9837

Unidentified photographer / artist, 1862, 27 April, Diary page with the entry " now travling on the ambrotipe boat", Diary, Archives of Modern Conflict OR National Gallery of Canada, LL/9835

McLeon's, W.A. Mooers, operator (operator. 34 Charlotte St., St. John, New Brunswick), n.d., Photograph Saloon on raft, Carte de visite, Rare Photo Gallery - Neil David MacDonald, LL/35996

A. Nott, n.d., Back of carte de visite from A. Nott's, Photograph Car, Carte de visite, back, Private collection of Alan Griffiths, LL/36598

A. Nott, n.d., Back of carte de visite from A. Nott's, Photograph Car, Carte de visite, back, detail, Private collection of Alan Griffiths, LL/36599

S.R. Miller, n.d., Back of carte de visite from S.R. Miller's, Photograph Car, Carte de visite, back, Private collection of Alan Griffiths, LL/36840

F. Jay Haynes, n.d., Haynes' Palace Studio Car, Cabinet card, back, Antiq-Photo, Courtesy of Anthony Davis - Antiq-photo / Rainbow creations (www.19cPhoto.com), LL/9422

F. Jay Haynes, n.d., Haynes' Palace Studio Car, Cabinet card, back, Antiq-Photo, Courtesy of Anthony Davis - Antiq-photo / Rainbow creations (www.19cPhoto.com), LL/9423

F. Jay Haynes, 1886, The interior of the Haynes Palace Studio Car at Helena (M/T.), Uncertain format, Creative Commons - Wikipedia, LL/36180

Unidentified photographer, 1905 (ca), Untitled [Group portrait in front of railroad photographic gallery, Temple, Oklahoma], Gelatin silver print, 20.3 x 25.4 cm, DeGolyer Library, South Methodist University - SMU, Southern Methodist University, Central University Libraries, DeGolyer Library, Call number: Ag2008.0005, LL/38156

Unidentified photographer, 1905 (ca), Untitled [Group portrait in front of railroad photographic gallery, Temple, Oklahoma], Gelatin silver print, detail, 20.3 x 25.4 cm, DeGolyer Library, South Methodist University - SMU, Southern Methodist University, Central University Libraries, DeGolyer Library, Call number: Ag2008.0005, LL/38157

Palace R.R. Photograph Car Co., 1880s (ca), Back of cabinet card from Photographed by the Palace R.R. Photograph Car Co. [USA], Cabinet card, back, Private collection of Alan Griffiths, LL/40308

Braman's Daguerrean Studio, n.d., Advertising card for Braman‘s Daguerrean Studio, Advert, Archives of Modern Conflict OR National Gallery of Canada, LL/9862

Unidentified photographer / artist, n.d., Button's Daguerrean Gallery, Broadside, Archives of Modern Conflict OR National Gallery of Canada, LL/9644

Unidentified photographer / artist, n.d., Detail from a document for a traveling Daguerreotypist., Archives of Modern Conflict OR National Gallery of Canada, LL/9898

J.F. Standiford, n.d., Untitled, Cabinet card, back, Antiq-Photo, Courtesy of Anthony Davis - Antiq-photo / Rainbow creations (www.19cPhoto.com), LL/9438

E.H. Wood, n.d., Wood Has Come! - Advertisement for a traveling photographer, Archives of Modern Conflict OR National Gallery of Canada, LL/9901

E.H. Wood, n.d., Wood Has Come! - Advertisement for a traveling photographer (Detail), Archives of Modern Conflict OR National Gallery of Canada, LL/9902

E.H. Wood, n.d., Wood Has Come! - Advertisement for a traveling photographer (Detail), Archives of Modern Conflict OR National Gallery of Canada, LL/9903

E.H. Wood, n.d., Wood Has Come! - Advertisement for a traveling photographer (Detail), Archives of Modern Conflict OR National Gallery of Canada, LL/9904

W. Stevens, 1904, Advertisement for tintypes, Tintype, advertisement, Charles Schwartz Ltd, Courtesy of Charles Schwartz Ltd (www.cs-photo.com - #9215), LL/9063

Unidentified photographer, 1870 (ca), Two Photographers in Front of Tent, Tintype, 4 1/2 x 6 3/4 in, Paul Cava Fine Art, Courtesy of Paul Cava Fine Art, LL/10832

Unidentified photographer / artist, n.d., The Sea Wall at St. Augustine, Florida showing the tent of an itinerant photographer, advertising "Photographs, Tin Types and Views" and the photographers name, "G. E. Gould.", Albumen print, 4.5 x 7.75 in (image) 5.25 x 8.5 in (mount), Stereographica - Antique Photographica, Courtesy of Bryan and Page Ginns (#20 / 217), LL/31533

W.M. Chase, 1866-1874, Artist's Camp of W.M. Chase, Niagara Falls, [Picturesque Views of all Countries, Gems of Beauty and Art, Architecture and Landscape. Wonders of Ancient Ruins, Mountain, Valley and Stream.], Stereocard, yellow mount, Charles T. Joyce Collection, LL/59436

W.M. Chase, 1866-1874, Artist's Camp of W.M. Chase [Niagara Falls], [American Views], Stereocard, yellow mount, Private collection of Jack and Beverly Wilgus, LL/59437

Morse, 1860s (ca), Morse's Photographs - Tent in use, Carte de visite, Private collection of Laddy Kite, LL/35885

Morse, 1860s (ca), Morse's Photographs - Tent in use, Carte de visite, trimmed, Private collection of Laddy Kite, LL/35886

Charles Wallace Jacob Johnson, n.d., Photograph Gallery Tent, Photographic print, 5 x 8 ins, California State Library, Record no: 001389617, LL/38278

Unidentified photographer, 1890 (ca), Beach photographer, Kodak circular snapshot, National Science and Media Museum, Kodak Collection, Inventory no: 1990-5036/6004/9, LL/51620

Frank Meadow Sutcliffe, 1905 (ca), Beach photographer, Photograph, National Science and Media Museum, Kodak Collection, Inventory no: 1990-5036/6002/0074, LL/51621

W.H. Pearse, n.d., The Algonquin Bon Ton Tent, W.H. Pearse, Prop., Printed paper, Private collection, LL/38806

W.H. Pearse, n.d., The Algonquin Bon Ton Tent, W.H. Pearse, Prop., Printed paper, Private collection, LL/38807

S.J. Atkinson, n.d., Advertisement for the Mammoth Traveling Ambrotype Saloon, S.J. Atkinson, Proprietor., Advert, Archives of Modern Conflict OR National Gallery of Canada, LL/9845

Unidentified photographer / artist, 1868, Travelling box, Book illustration, Google Books, LL/34516

Unidentified photographer / artist, 1873, Portable darkroom (open and closed), Book illustration, Google Books, LL/34523

Unidentified photographer / artist, 1873, Photographer at work, Book illustration, Google Books, LL/34524

Unidentified photographer / artist, 1878, A Dark Tent, Book illustration, Google Books, LL/34550

1846, 1 October, Premium Daguerreotype Portraits, At Gavit's well known Galleries, No. 6 Second Floor Exchange, Albany, Advert, Google Books, LL/34658

Unidentified photographer / artist, 1864, William Henry Hide - Traveling ambrotypist in 1858, Book page, Google Books, LL/34803