A Manual Of Photography

INDEX. 319 Mercury, an oxide of, changes in sun- shine, 5. -------applied in daguerreotype, 42, 249. -------bichloride, its whitening pro- perty, 269. - -----, photographic properties of, 60. Metallic silver revived from the chlo- ride, 126. Michellotti on life of germs, 6. Milk, serum of, 282. -------sugar of, its use, 231. Moriehini on magnetism induced by solar rays, 5. Moser, M., on the determination of images in darkness, 150. -------, sur la formation des images daguerriennes, 165. Muller’s process, as used in India, 236. Muriatic acid, 130. Muriates, various kinds employed, 129. Muriated papers, 207. Natural colours, production of, 172. Negative collodion changed to posi- tive, 269. paper on wax paper, 231. -------■ photographs, 195. Newton, Sir Isaac, on spectrum, 117. Niepce de St.-Victor introduced albu- men, 103. produces coloured photo- graphs, 174. -------on albumen, 276. Niepce, Isidore, pension to, 35. M., his discovery of heho- graphy, 12. Nitrate of silver, 205. Organic matter increases the sensi- g bility of silver salts, 127. -------, use of, in calotype, 227. Papaver orientale, photographic use of juice of, 68. Paper, calotype, to prepare, 27. - irregular imbibition oi, , selection of photographic, 187. , talbotype,prepared for camera, 22O. Paper, to prepare with albumen, 28b. Patent, calotype, specification, 26. Petit notices influence of light on crystallisation, 4. Phillips, Mr. Reuben, on fixing pho- tographs, 214. Phosphate of silver, 132. Phosphorescence exalted by blue rays, 10. Phosphorus, photographic use of, 35. Photogenic drawing by H. Fox Tal- bot, 19. ' Photographic agents, hydriodic salts as, 288. camera, Herschel on, 201. registration, 153. Photographometer, description of, 157. ------, Claudet’s, 149. Photographs, invisible, 217. , negative, 195. , positive, 195. , on glass plates, 100. Picture, Talbotype, fixing of, 222. Plants, influence of fight on, observed, 6. Plate bender, 242. Platinum, chloride of, 290. Polishing daguerreotype plate, 241. silver plate, 36. Patent right, photographic, 303. Ponton’s, Mr., photographic process, 72. Poppy, red, photographie use of juice, 71. Porcelain tablets, pictures on, 29. Porta Baptista invents the camera, 198. Portraits from the life, 301. Portraiture by daguerreotype, 104. Positive collodion formed from nega- tive, 269. photograph, 195. , by one process, 88, 288. ------, from etchings, 283. Potash, bichromate of, photographic use of, 72. ------*—, chlorate of, 130. Potassium, ferrosesquicyanuret, as a photographic agent, 52. ------—, ferrocyanide of, its use as a photographic agent, 83. ------, fluoride of, 282. Practice of photography, 185. Precious stones, influence of sun’s rays on, 3.