Cantor lectures on recent advances in photography (1882)
Abney, William de Wiveleslie, Sir, 1843-1920, author, Society for the Encouragement of Arts, Manufactures, and Commerce (Great Britain) · London : Printed by William Trounce · leaf 13
know that there was anything black in have produced it by the same arrangement of the flour ; in the same way, if you alter two apparatus as if I were going to use it for or three particles of iodide into sub-iodide, or photography. You will see that we have a chloride into sub-chloride, you do not… … on it. Now, all these three are — but in A, and a lens, L, to throw the image on the greater or less degree— absorbents of iodine and bromine, and you will see, when I expose slit B, and then the lens, c, to make the rays the paper and develop, that there is a de¬ parallel, then a single prism, D,…
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.