Archived posting to the Leica Users Group, 1998/09/04
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Eric- One of the earliest was the Autochrome process, circa 1907 I believe, and was the work of the Lumiere brothers. It used grains of potato starch, dye and put on a glass plate with a panchromatic emulsion which was the key to its success. I remember some examples in an old text book, "Elements of Photography" by Neblette. darn! I loaned that book several years ago, and it never came home! Dan dwpost@msn.com