the house organ of the Foote Mineral Company, Philadelphia, gives information on the rare elements.  Interesting advertising literature may be obtained from the Titantium Alloy Manufacturing Company, Niagara Falls, N.Y.; Duriron Castings Company, Dayton, O.; Buffalo Foundry and Machine Company, Buffalo, N.Y., manufacturers of “Buflokast” acid-proof apparatus, and similar concerns.  The following additional references may be useful:  Stellite alloys in Jour.  Ind. & Eng.  Chem., v. 9, p. 974; Rossi’s work on titantium in same journal, Feb., 1918; Welsbach mantles in Journal Franklin Institute, v. 14, p. 401, 585; pure alloys in Trans.  Amer.  Electro-Chemical Society, v. 32, p. 269; molybdenum in Engineering, 1917, or Scientific American Supplement, Oct. 20, 1917; acid-resisting iron in Sc.  Amer.  Sup., May 31, 1919; ferro-alloys in Jour.  Ind. & Eng.  Chem., v. 10, p. 831; influence of vanadium, etc., on iron, in Met.  Chem.  Eng., v. 15, p. 530; tungsten in Engineering, v. 104, p. 214.

INDEX

  Abrasives, 249-251
  Acetanilid, 87
  Acetone, 125, 154, 243, 245
  Acetylene, 30, 154, 240-248, 257, 307, 308
  Acheson, 249
  Air, liquefied, 33
  Alcohol, ethyl, 101, 102, 127, 174, 190-194, 242-244, 305
    methyl, 101, 102, 127, 191
  Aluminum, 31, 246-248, 255, 272, 284
  Ammonia, 27, 29, 31, 33, 56, 64, 250
  American dye industry, 82
  Aniline dyes, 60-92
  Antiseptics, 86, 87
  Argon, 16
  Art and nature, 8, 9, 170, 173
  Artificial silk, 116, 118, 119
  Aspirin, 84
  Atomic theory, 293-296, 299
  Aylesworth, 140

  Baekeland, 137
  Baeyer, Adolf von, 77
  Bakelite, 138, 303
  Balata, 159
  Bauxite, 31
  Beet sugar, 165, 169, 305
  Benzene formula, 67, 301, 101
  Berkeley, 61
  Berthelot, 7, 94
  Birkeland-Eyde process, 26
  Bucher process, 32
  Butter, 201, 208

  Calcium, 246, 253
  Calcium carbide, 30, 339
  Camphor, 100, 131
  Cane sugar, 164, 167, 177, 180, 305
  Carbolic acid, 18, 64, 84, 101, 102, 137
  Carborundum, 249-251
  Caro and Frank process, 30
  Casein, 142
  Castner, 246
  Catalyst, 28, 204
  Celluloid, 128-135, 302
  Cellulose, 110-127, 129, 137, 302
  Cellulose acetate, 118, 120, 302
  Cerium, 288-290
  Chemical warfare, 218-235, 307
  Chlorin, 224, 226, 250
  Chlorophyll, 267
  Chlorpicrin, 224, 226
  Chromicum, 278, 280
  Coal, distillation of, 60, 64, 70, 84, 301
  Coal tar colors, 60-92
  Cochineal, 79
  Coconut oil, 203, 211-215, 306
  Collodion, 117, 123, 130
  Cologne, eau de, 107
  Copra, 203, 211-215, 306
  Corn oil, 183, 305
  Cotton, 112, 120, 129, 197
  Cocain, 88
  Condensite, 141
  Cordite, 18, 19
  Corn products, 181-195, 305
  Coslett process, 273
  Cottonseed oil, 201
  Cowles, 248
  Creative chemistry, 7
  Crookes, Sir William, 292, 299
  Curie, Madame, 292
  Cyanamid, 30, 35, 299
  Cyanides, 32