Mink, 5, 14, 68, 94 Mole, 5, 15 ---- tanning of, 54 Monkey, 15 Mordanting, 98, 114 Mordants, alkaline, 121 ---- aluminum, 118 ---- chrome-copper, 167 ---- chromium, 120, 166 ---- copper, 119, 166 ---- copper-iron, 167 ---- iron, 119, 167 ---- tin, 121 Mucines, 25 Muskrat, 5, 15, 68, 94 ---- imitation seal on, 144, 169 Neats-foot oil, 60, 63 Neradol D., 64 Nigraniline, 147 Non-drying oils, 60, 63 Novelty shades, dyeing of, 92 Nutgalls, 33, 132 Nutria, 5, 15, 94 Oiling, 62, 77 Oils, drying, 60 ---- non-drying, 50 ---- partially-drying, 60, 63 Olive oil, 60 One-bath aniline black, 149 Opossum, 5, 15, 68 ---- black on, 140 ---- skunk imitation on, 138 ---- seal imitation on, 144 Otter, River, 5, 16, 94 ---- Sea, 5, 16 Over-hair, 24 Oxidation aniline black, 150 ---- colors, 155 ---- ---- shades with, 165 Para-amido phenol, 153, 157 Para-phenylene diamine, 153, 157, 162 Partially-drying oils, 60, 63 Pelage, 2 Pelt, 2 Pernambuco wood, 135 Peroxide of hydrogen, 168, 182 Peroxides, 182 Persian lamb, 5, 12 ---- ---- dressing of, 50, 53 ---- ---- dyeing of, 139 Physical theories of tanning, 47 Pickle, 49 Pigment granules, 23 Pony, Russian, 5, 16 Potassium permanganate as a dye, 127 ---- ---- as a bleach, 183 Protective-hair, 24 Pyrolignite of iron, 119 Quercitron, 135 Quinone di-imine, 163 Rabbit, 6, 17, 94 ---- imitation seal on, 144 ---- lynx imitation on, 126 ---- sable imitation on, 168 ---- stone marten imitation on, 126 ---- tanning of, 54, 65 Raccoon, 6, 17 ---- black on, 140 ---- skunk imitation on, 170 Rain water, 86 Red fox, dyed as silver fox, 137 Redwood, 135 Rodol colors, 165 Russian tan, 51 Sable, 6, 94 ---- American, 17 ---- blending of, 91, 104 ---- imitation on rabbit, 168 ---- Russian, 18 Salammoniac, 109 Salt, 32, 49 ---- -acid tan, 49 ---- -water soak, 39 Salts, neutral, 54 ---- basic, 54, 115 Sawdust in drum-cleaning, 80 “Schrot-beize,” 50 Seal, 6, 18, 94 ---- fur, 18 ---- dyeing of, 92, 144 ---- hair, 19 ---- imitation on muskrat, 138, 169 ---- -oil, 60 Shearing, 82 ---- machine, 84 Shrinking-point of skins, 66 ---- effect of chemicals on, 67 Silver fox imitations, 137, 143 Skin, 21 ---- action of acids on, 26 ---- action of alkalies on, 27 Skunk, 6, 19, 94 ---- imitation on opossum, 138 ---- ---- on raccoon, 170 Soaking skins, 39 Soda ash, 110, 112 Sodium bichromate, 121, 166 ---- bisulphite, 127, 181 ---- chloride, 49 ---- peroxide, 182 ---- sulphite, 181 Soft water, 87 Softening skins, 38 Souring, 113 Squirrel, 6, 19 Staking, 78 Stannous chloride, 121 Stiasny, 64 Stone marten imitation, 126 Stretching, 78 ---- machines, 78 Sugar of lead, 126 Sulphonated oils, 63