Romans, the, 153, 295. Romulus, 295. Rosaniline, 162. Rose, the, 327. Rousseau, M. E., 414. Rowbotham, Messrs., 144. Royal Academy at Burlington House, 365. " Blue, 196. Rubens, 11, 37, 64, 157, 283, 334, 374. " Brown, 359. " Madder, 321. Rubia tinctorum, 139. Rubiate, Purple, 301. Rue, Dr. Warren de la, 132. Ruskin, Mr., 13. Russet, 28. " analysis of, 330. " as a colour, 320. " contrast of, 321. " on the Tertiary, 320. RUSSET PIGMENTS:-- Field's Russet, 321. Mixed Russet, 322. Orange Russet, 321. Prussiate of Copper, 323. Rubens' Madder, 321. Russet Rubiate, 321. S. Sacc, M., 414. Safflower, 174. Samuel Prout, 346. Sandal Red, 175. " Wood Purple, 307. Sandarac, 259. Sap Green, 282. Satin White, 80. Saturnine Red, 151. Saucers, Pink, 174. Saunders Blue, 230. Saxon Blue, 189. " Green, 271. " Smalts, 215. Scarlet Chrome, 151. " Iodine, 150. " Lake, 136. " Ochre, 149. " Pure, 150. " transparent, a, reward for, 130. " " substitute for, 130. " Vermilion, 156. Scheele's Green, 272. " Olive, 332. Schools of painting, 8-10, 37. Schunck, Dr., 140. Schweinfurt Blue, 230. " Green, 271. " " Olive, 332. Scoffern, Dr., 357. Sea, the Dead, 337. " transparency of the, 269. Secondary colours, 28. " pigments, 242. Semi-Neutral colours, 29. " the term, 334. Semi-stability, on, 308. Semi-stable pigments, 298, 313. Sepia, 348, 397. " Liquid, 348. " Roman, 350. " Warm, 351. Shades, 21. Shadow, colour of, 27, 30. Siccatives, 51-53. Sienna, Burnt, 243. " Raw, 113. " Terra di, 113. Sil Atticum, 147. Silicate of Baryta, 290. Siliceous painting, Ultramarine in, 212. Silver Red, 176. " White, 71. Sinoper, 151. Slate Clays, 380. " powdered, 380. Smalt, 195-198. " adulteration of, 198. " Copper, 229. Smalt, grinding of, 197. " in mural decoration, 198. " in paper, 196. " Iron, 218. Soap and alkali in brushes, 52. Société d'Encouragement of Paris, 210. Society of Arts, 130. Soda flame, 191. Solid French Purple, 304. Sorgho Red, 176. Sources of pigments, 60. South America, chica from, 368. Spanish Black, 409. " Brown, 146. " Ochre, 255. " Red, 150. " Schools, 8. " White, 80. Spence, Mr., 68. Spruce Ochre, 108. St. Petersburg, palace at, 219. Starch, 66. Stil de Grain, Brown, 312. Stippling, 315. Stone, Armenian, 228. " lapis lazuli, 217, 219. " malachite, 274. " Ochre, 109. Strontian Yellow, 113. Sulphate of Lead, 72. " zinc, 51. Sulphide of cadmium, thallium in, 260. Sulphur and ochres, 359. Sulphuretted hydrogen, pigments affected by, 39, 67, 69, 73, 78, 79, 93, 103, 120, 151, 152, 229, 248, 275, 276. Susa, 296. Swedish Green, 272. Synonyms, value of, 145. T. Talent of money, 296. Teniers, 360.