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  1. The Historic England Archive is a great place to discover historic photographic types. Here we illustrate 15 processes and formats created during photography’s first century. The images we’ve chosen show places and people documented for a variety of reasons. All contribute to our understanding of the nation’s historic environment.

    • 1834-1841 The Daguerrotype and The Calotype
    • 1841-1850 The Cyanotype, and Other Processes
    • 1851 The (Wet) Collodion Process
    • 1871 The Dry Plate Process
    • 1885 – 1887 Photographic Film

    The descriptions above do not indicate the complexity of the chemical processes. Many people with an interest in chemistry struggled with different combinations of chemicals to find practical methods of creating successful images and obtaining a positive image from the negative. In England, the first person to succeed in this whole process was Will...

    Others continued to try to find different methods of creating photographs. An important method known as the cyanotype was developed by Herschel, in 1842. The process uses a mixture of two chemicals, ferric ammonium citrate and potassium ferricyanide. The prints, which are blue in colour, can be fixed by washing in plain water. (There are variants o...

    This was apparently invented almost simultaneously by Frederick Scott Archer and Gustave Le Gray. This process used a prepared glass plate which, in the darkroom, would be coated with collodion (a highly flammable solution of nitrocellulose, ether, and alcohol). It was then made light-sensitive with further chemicals and before it could dry, was pl...

    Richard Leach Maddox invented the gelatin dry plate silver bromide process. This led to the invention of dry plate photography, which did not require the photographer to develop the plate immediately after exposure. This proved to be a highly successful process, which continued to be used into the 1920s.

    In 1885, George Eastman started manufacturing flexible, paper-based photographic film. Although convenient, it produced rather poor results. In 1887 Reverend Hannibal Goodwin filed a patent for celluloid photographic film. The patent was not granted until 1898. In the meantime, George Eastman had already started production of this type of film usin...

  2. Jul 14, 2018 · Throughout the half-hour, the excitement and novelty of having one’s portrait taken was signaled by a man with a heavy box camera on a tripod, a cloth over the lens – and a tray on a stick containing flash powder, which he exploded in a surprising, eye-shocking burst of light.

  3. Tools. Taylor, Roger and Schaaf, Larry (2007) Impressed by Light: British Photographs from Paper Negatives, 1840-1860. Yale University Press, in association with The Metropolitan Museum of Art, New York, N.Y., USA. ISBN 0300124058, 9780300124057. When photography appeared shortly before 1840, the metal-plate daguerreotype, invented in France ...

    • Roger Taylor, Larry J. Schaaf
    • Taylor, Roger and Schaaf, Larry
    • 2007
    • RAE2008 UoA63
  4. Sep 25, 2009 · 1. In particular, Janet Burger, French Daguerreotypes (Chicago: University of Chicago Press, 1989); Eugenia Parry Janis and Andre Jammes, The Art of the French Calotype (Princeton: Princeton University Press, 1983).

  5. Darkroom Lamps. Early darkroom lighting was usually yellow or orange, as plates became faster in the dry-plate era and sensitive to a wider spectrum red lighting was used when developing negatives. Later, yellow light was used with printing papers and dark green for panchromatic plates.

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  7. Sep 11, 2024 · Talbot's process used photosensitive silver chloride, which is insoluble in water, on paper which was then contact printed in sun light. The areas of the paper not obscured by the opacity of the object darkened to form a negative. When the print was washed in salt and potassium iodide it left a semi-permanently fixed image.

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