Table of relative humidity, 44-49, explanation, 43; showing pressure of saturated aqueous vapour in inches of mercury at latitude 45° for each degree Fahrenheit from -30° to 119°, 50 Tape-worms, treatment for, 246 Tarns, geological notes on, 73 Tariffs existing in a country, on obtaining information concerning, 147 Temperature of human body, normal, 269; taking the, different ways of, 269 Terra-cotta objects of antiquity, on cleaning and conserving, 157 Thermometer corrections, 12 Thermometer scales, 12; rule for converting Centigrade readings into Fahrenheit, 13 Thermometer screens, 14; Blanford’s portable, 15; for permanent station in hot countries, form recommended by British Association most suitable, 15; Stevenson’s, 13 Thermometers, on the care of, 13; boiling-point, 31; dry and wet bulb, table showing difference between readings of, 44-49, explanation, 13; maximum, 23, Negretti and Zambra’s form, 23, Phillips’ form, 23; minimum, 20, care of, 21; sling, 17 Thigh fracture, treatment of, 288 Threadworm, treatment for, 247 Thomson, J., article on Photography, 51-62 Throat, ulceration of the, treatment of, 244 Thunderstorms and hail, on recording the occurrence of, 8 Tick fever, symptoms and treatment, 241 Ticks, treatment for, 197 Timber of a country, on ascertaining the characteristics of, 141 Tonsils, inflammation of the (_see Quinsy_) Tornadoes, making record of, 5 Tourniquet, description and use of, 277 Trade, on obtaining information concerning, 144 Trephine-holes in human skulls, 133 Tropical ulcer, 232 Tubers, on packing, 103 Tumbu fly, 212 Tylor, Dr. E. B., his article on Anthropology, 106-129; his “Anthropology: an Introduction to the Study of Men and Civilisation,” reference to, 127 Tyndall’s method of ascertaining velocity of glacier movements, 81 Typhoid fever, 189 Typhus fever, 243 Ulceration of the throat, treatment of, 244 Ulcers, treatment of, 231, 232 Underclothing recommended for tropical climates, 164 Undulant fever, 244 United States, weather service of, 42 Urine, retention of, symptoms and treatment, 245; suppression of causes and treatment, 246 Uruguay, weather service of, 42 Vaccination essential to travellers, 168 Vegetable products of a country, hints on observing, 141 Vegetation, on observing character of, 142 Ver macaque, 212 Vocabularies, native, on recording, 111 Volcanic rocks, on, 71 Volcanoes and volcanic rocks, on, 71 Von Kobell’s tables for determination of minerals, reference to, 67 Voyage, precautions on the, 167 Ward, Prof. R. de C., “Handbook of Climatology,” reference to, 41 Water, risks due to drinking, 166 Water communication of a country, inquiry as to, 146