Monographs on the Theory of Photography No. 1. The Silver Bromide Grain of Photographic Emulsions. By A. P. H. Trivelli and S. E. Sheppard No. 2. The Theory of Development. By A. H. Nietz. No. 3. Gelatin in Photography. Volume I. By S. E. Sheppard, D. Sc. Price each $2.50 Other volumes soon to appear: Aerial Haze and its Effect on Photography from the A ir The Physics of theD eveloped Photographic I mage. By F. E. Ross, Ph. D. Gelatin in Photography. Volume II. By S. E. Sheppard, D. Sc. (Typographical errors above are due to OCR software and don"t occur in the book.) About the Publisher Forgotten Books is a publisher of historical writings, such as: Philosophy, Classics, Science, Religion, History, Folklore and Mythology. Forgotten Books" Classic Reprint Series utilizes the latest technology to regenerate facsimiles of historically important writings. Careful attention has been made to accurately preserve the original format of each page whilst digitally enhancing the aged text. Read books online for free at www.forgottenbooks.org