Unidentified photographer, 1840s-1850s (ca), Daguerreotype colorist at work, Daguerreotype, Archives of Modern Conflict OR National Gallery of Canada, LL/9762

Unidentified photographer, n.d., Daguerreotype coloring kit, Colour image, Archives of Modern Conflict OR National Gallery of Canada, LL/9761

Frederick Langenheim, 1846, January (patent), 1847, February (published), 22. For an Improvement in Coloring Daguerreotype Plates, by fixing the Colors thereon, Magazine page, Google Books, LL/39308

Frederick Langenheim, 1846, January (patent), 1847, February (published), 23. For an Improvement in Coloring Daguerreotype Plates, Magazine page, Google Books, LL/39309

Unidentified photographer / artist, 1890 (ca), French Walnut cased Photo Coloring Outfit, Photo coloring outfit, Stereographica - Antique Photographica, LL/11130

Felice Beato, 1868, Our Chief Artist, Albumen print, hand-coloured, J. Paul Getty Museum, LL/46099

Felice Beato, 1863 (or later), My Artists, Carte de visite, Private collection, LL/38657

Unidentified photographer, 1897, A Japanese colorist at work, Book illustration, Private collection of Rob Oechsle, LL/26555

T. Enami, 1906-1910 (published), 676. Yokohama. Japanese Boys Coloring Pictures and Using Stereoscope, Stereoview, color lithograph, Private collection of Rob Oechsle, LL/39518

T. Enami, 1895 (ca), Hand tinting photographs [T. Enami's studio in Yokohama, Japan], Carbon print, sepia-toned, black and white version, Private collection of Rob Oechsle, LL/39520

Unidentified photographer, 1895 (ca), Photo Colorists [Japan], Albumen print, hand-tinted, Private collection of Rob Oechsle, LL/39521

John Thomson, 1869-1871, A Chinese portrait artist, Hong Kong, Glass negative, stereo, left half, cropped, Wellcome Collection, LL/39770

John Thomson, 1873-1874 (Published), A Hong-Kong Artist, Book illustration, Yale University, Beinecke Rare Book and Manuscript Library, LL/40150

E.H. Train, 1870-1875, Untitled (Studio of E.H. Train), Stereoview, Stereoviews: Stereoviews and Fine 19th & 20th Century Antique Photographs, LL/34736

E.H. Train, 1870-1875, Untitled (Studio of E.H. Train), Stereoview, detail, Stereoviews: Stereoviews and Fine 19th & 20th Century Antique Photographs, LL/34737

Unidentified photographer, 1880 (ca), A person tinting a photograph of James A. Garfield, Tintype, Private collection of Graham Pilecki, LL/48701

Ignac Sechtl, 1870s, [Double self portrait with Ignac Sechtl as a laboratory worker and a retoucher], Albumen print, Sechtl & Vosecek Museum of Photography, LL/43875

Studio Fischer (Berlin), 1900 (ca), Advertisement for Studio Fischer, Berlin., Advert, Private collection of Jan Weijers (Servatius), LL/43878

Unidentified photographer / artist, 1888, Fig.17 - Pupitre a retoucher [Retouching holder], Book illustration, Private collection of Hans Christian Adam, LL/34964

Unidentified photographer, 1940s-1950s (ca), Retouching set, Gelatin silver print, Nationaal Archief of the Netherlands / National Archive of the Netherlands, LL/32743

Unidentified photographer / artist, 1859, Advert for James Newman - Photographic colors, Book page, Google Books, LL/34399

Unidentified photographer / artist, 1887, Advert for the New Acme Water Colors, Scovill, Book page, Google Books, LL/34402

1892, The Acme Transparent Water Colors, Advert, Google Books, LL/35315

1859, Newman's Photographic Colors, for the Silvered Plate - Glass - and Paper, Advert, Google Books, LL/35352

1889, Advert for "Marion's Complete Box of Finishing Materials", Advert, Private collection of Rob Oechsle, LL/39724

1889, Advert for "Marion's Complete Box of Finishing Materials", Advert, detail, Private collection of Rob Oechsle, LL/39725

Unidentified photographer / artist, 1859, Advert for James Newman, Book page, Google Books, LL/34398

Unknown author, 1859, Title page of "the Principles and Practice of Harmonious Colouring, in Oil, Water, and Photographic Colours, especially as Applied to Photographs on Paper, Glass, and Silver-Plate" by an Artist Photographer (Second edition), Title page, Google Books, LL/34396

1859, Book cover for "How to Colour a Photograph; or, Lessons on the Harmony and Contrast of Colours" (London: Cassell, Petter, and Galpin, 1859), Book cover, Google Books, LL/35339

Unidentified photographer / artist, 1859, Title page for "How to Colour a Photograph; or, Lessons on the Harmony and Contrast of Colours" (London: Cassell, Petter, and Galpin, 1859), Title page, Google Books, LL/35340

Unidentified photographer / artist, 1861, Title page for Alfred H. Wall, "A Manual of Artistic Colouring, applied to Photographs: A Practical Guide to Artists and Photographers" (London: Thomas Piper, Photographic News Office, 1861), Title page, Google Books, LL/35361

Unidentified photographer / artist, 1876, Title page for P. Piquepé "Practical treatise on enamelling and retouching in photography" (London: Piper & Carter, 1876), Title page, Google Books, LL/35555

George B. Ayres (author), 1878, Book cover for George B. Ayres, "How to Paint Photographs in Water Colors and in Oil - How to Work in Crayon - Make the Chromo-Photograph - Retouch Negatives and Instructions in Ceramic Painting…", (New York: Daniel Appleton & Company, 1878), Book cover, Private collection of Rob Oechsle, LL/39734

George B. Ayres (author), 1878, Title page for George B. Ayres, "How to Paint Photographs in Water Colors and in Oil - How to Work in Crayon - Make the Chromo-Photograph - Retouch Negatives and Instructions in Ceramic Painting…", (New York: Daniel Appleton & Company, 1878), Title page, Private collection of Rob Oechsle, LL/39735

Robert Johnson (author), 1889, Book cover for Robert Johnson "A Complete Treatise on the Art of Retouching Photographic Negatives and Clear Directions how to Finish & Colour Photographs" (London: Marion and Co., 1889), Book cover, Private collection of Rob Oechsle, LL/39721

Robert Johnson (author), 1889, Title page for Robert Johnson "A Complete Treatise on the Art of Retouching Photographic Negatives and Clear Directions how to Finish & Colour Photographs" (London: Marion and Co., 1889), Title page, Private collection of Rob Oechsle, LL/39722

Unidentified photographer / artist, 1902-1909, Front and back covers for "Peerless Japanese Transparent Water Colors - The Self-Blending Colors" (Peerless, 1902-1910), Trade catalogue, Private collection of Rob Oechsle, LL/40800

Unidentified photographer / artist, 1902-1909, Catalogue title page "Peerless Japanese Transparent Water Colors", Trade catalogue title page, Private collection of Rob Oechsle, LL/40801

Unidentified photographer / artist, 1902-1909, Catalogue page "The art of Transparent Tinting…", Trade catalogue page, Private collection of Rob Oechsle, LL/40802

Unidentified photographer / artist, 1902-1909, Catalogue page "Coloring Photographs", Trade catalogue page, Private collection of Rob Oechsle, LL/40803

Unidentified photographer / artist, 1902-1909, Catalogue page "Lantern Slides", Trade catalogue page, Private collection of Rob Oechsle, LL/40804

Unidentified photographer / artist, 1902-1909, Catalogue page "Japanese Sizing", Trade catalogue page, Private collection of Rob Oechsle, LL/40805

Unidentified photographer / artist, 1902-1909, Catalogue page "Read what F.J. Mortimer F.R.P.S.. London, England, says about Peerless Japanese Transparent Water Colors", Trade catalogue page, Private collection of Rob Oechsle, LL/40806

Richard Penlake (author), 1910 (ca), Book cover for Roger Penlake "How to Colour Photographs & Lantern Slides by Aniline Dyes, Water, and Oil Colours, Crystoleum, and Other Processes", (London: Hazell, Watson & Viney, Ltd, ca. 1910), Book cover, Private collection of Rob Oechsle, LL/39726

Richard Penlake (author), 1910 (ca), Frontispiece and title page for Roger Penlake "How to Colour Photographs & Lantern Slides by Aniline Dyes, Water, and Oil Colours, Crystoleum, and Other Processes", (London: Hazell, Watson & Viney, Ltd, ca. 1910), Frontispiece and title page, Private collection of Rob Oechsle, LL/39727

Richard Penlake (author), 1910 (ca), The New Pony. A "light" subject particularly suitable for colouring with dyes, oil or water colours., Book illustration, Private collection of Rob Oechsle, LL/39732

1943, Book cover for Avenir Le Heart, "Coloring Photographs in Oil and Water Colors" (California, Hollywood: Avenir Le Heart Studio, 1943), Book cover, Private collection of Rob Oechsle, LL/40794

Unidentified photographer / artist, 1943, Title page for Avenir Le Heart, "Coloring Photographs in Oil and Water Colors" (California, Hollywood: Avenir Le Heart Studio, 1943), Title page, Private collection of Rob Oechsle, LL/40795

1944, Book cover for Lucile Robertson Marshall, "Photo-Oil Coloring for Fun and Profit", (New York: U.S. Camera Publishing Corporation, 1944), Book cover, Private collection of Rob Oechsle, LL/40785

Unidentified photographer / artist, 1944, Frontispiece and title page for Lucile Robertson Marshall, "Photo-Oil Coloring for Fun and Profit", (New York: U.S. Camera Publishing Corporation, 1944), Frontispiece and title page, Private collection of Rob Oechsle, LL/40786

Unidentified photographer / artist, 1944, Forward page for Lucile Robertson Marshall, "Photo-Oil Coloring for Fun and Profit", (New York: U.S. Camera Publishing Corporation, 1944), Forward page, Private collection of Rob Oechsle, LL/40787

1947, Book cover for Charles W. Wally, "Colouring Tinting and Toning Photographs", Second Edition (London: The Fountain Press, 1947), Book cover, Private collection of Rob Oechsle, LL/40788

Unidentified photographer / artist, 1947, Title page for Charles W. Wally, "Colouring Tinting and Toning Photographs", Second Edition (London: The Fountain Press, 1947), Title page, Private collection of Rob Oechsle, LL/40789

1947, Advert for "Tabloid… Photographic Chemicals", Advert, Private collection of Rob Oechsle, LL/40790

1947, Advert for "Johnson Photo Tints", Advert, Private collection of Rob Oechsle, LL/40791

1947, Advert for "Rossite Colour Outfit (Patent No. 547382)", Advert, Private collection of Rob Oechsle, LL/40792

1947, Advert for "Photo Tinting Outfit No.3" with additional Windsor & Newton Ltd products, Advert, Private collection of Rob Oechsle, LL/40793

1963, Book cover for John G. Marshall, "Marshall's Manual on How to Have Fun… and Make Money Coloring Photographs by Hand", (New York, Brooklyn: John G. Marshall Mfg. Co., Inc., 1963), Book cover, Private collection of Rob Oechsle, LL/40796

Unidentified photographer / artist, 1963, Book page from John G. Marshall, "Marshall's Manual on How to Have Fun… and Make Money Coloring Photographs by Hand", (New York, Brooklyn: John G. Marshall Mfg. Co., Inc., 1963), Book page, Private collection of Rob Oechsle, LL/40797

1963, Advert for "Marshall's Master Set", Advert, Private collection of Rob Oechsle, LL/40798

1963, Advert for "Marshall's Photo-Art Kit", Advert, Private collection of Rob Oechsle, LL/40799

Unidentified photographer / artist, 1857, Sydney Smyth's Photographic Colours, Journal page, Google Books, LL/34386

1857, Sydney Smyths Photographic Colours, Advert, Google Books, LL/35541

Unidentified photographer / artist, 1859, Advert for James Newman - Photographic brushes, Book page, Google Books, LL/34400

Unidentified photographer / artist, 1859, Advert for James Newman - Photographic varnishes, Book page, Google Books, LL/34401

Unidentified photographer / artist, 1856, 27 September, Newman's Coloured Photographs, Magazine page, Google Books, LL/35360

1856, Newman's Photographic Colors, Advert, Google Books, LL/35358

1857, Newman's Photographic Colours, Advert, Google Books, LL/35545

1863, Newman, Advert, Google Books, LL/35554

1859, Horne & thornwaite, Opticians, Advert, Google Books, LL/35343

1859, Barnard & Son's Photographic Water Colours, Advert, Google Books, LL/35346

1859, Reeves and Sons' Newly Invented Absorbant Powder Colours for Painting Photographic Positives on Glass or Paper, Advert, Google Books, LL/35347

1861, Reeve's and Son's Photographic Colours, Etc., Advert, Google Books, LL/35363

1859, Messrs. Rowney & Co. have arranged A Set of Tints for Colouring Photographic Miniatures, Advert, Google Books, LL/35351

1859, Miller's Glass Medium For Use in Colouring Photographs, Advert, Google Books, LL/35349

1889, Brodie & Middleton, London, Advert, Google Books, LL/35553

1878, Advert for "Webster Liquid Concentrated Transparent Water Colours.", Advert, Private collection of Rob Oechsle, LL/39742

E. & H.T. Anthony & Co., 1878, Advert for "E. & H.T. Anthony & Co.", Advert, Private collection of Rob Oechsle, LL/39743

Richard Beard, 1842, 10 March (sealed) 1843 (publication), Patent: To Richard Beard. of Earl-street, Blackfriars, Gent., for improvements in the means of obtaining likenesses, Magazine page, Google Books, LL/34988

Henry Hopley White (author), 1859, "the Relations and Harmonies of Colour" by Henry Hopley White, Esq., Book page, Google Books, LL/34397

Unidentified photographer / artist, 1884, There is great demand in America for "crayon photography", Book page, Google Books, LL/34940

1861, Alfred H. Wall - Undertakes Photographic Colouringà, Advert, Google Books, LL/35366

1859, Every Photographer His Own Artist - Mr. Perry, Advert, Google Books, LL/35344