Penny Blood: Serial Sensation and Working-Class Entertainment — page 315: what you’re looking at

Machine-transcribed from the original scan — historical spelling and the odd misread are preserved.

298 Precession, 22 Pressure, alone cannot develope heat, 8; relation to density, 20; internal, calculated according to Laplace’s law of density, 31; at earth’s centre, 33; lateral, chap. rv. 34; lateral internal, 37; of vapour on sides of fissure, 187; in column of lava, 192 Radial contraction, on hypothesis of solidity, 72; cannot have produced ocean beds, 79 Raised beaches, 223 Ramsay, Professor, sections in South Wales, 222 Reich, mean density, 19 Revelations of the thermometer, chap. x11. 151, 280 Richthofen, connection of elevation with volcanic action, 204; theory of eruption, 241, 247; sequence of vol- canic rocks, 253, 257 Rigidity of earth, 26 Roche, M., on constitution of earth, 292 Rock, ccnductivity of, 62; circulation of, 206 Roots of mountains, 143; melted off, 249, 288 Rose Bridge Colliery, temperatures in, 5 Rosetti, temperature of Sun, 17, note Rowley rag, experiments on, 24 8. Gothard, temperatures in, 153 Scandinavia, raised beaches of, 223 _ Bcrope, extract from letter of, 89 Sea salts, emitted from volcanos, 90 Sequence of volcanic rocks, chap. xx. 249, 253, 288; Dutton on, 255; Judd on, 256 Shearing, vertical, of crust, 120 Siberia, temperature in, 1 Sinking areas, 83, 139 Siwaliks, 80 Slag, contraction of, in cooling, 68 Solid or fluid interior? 21 Solidity, amount of elevations upon hy- pothesis of, calculated, chap. vi. 57, INDEX. 273; hypothesis of, fails, chap. vm. 73, 274 Sorby, cavities in crystals, 87, 125 Sperenberg, bore-hole at, 5; convection currents in do., 11 Spheroid, oblateness of, 183, 292 ~ Stapff, Dr, on Mont 8. Gothard, 153 Steam from volcanos, 90 Sterry Hunt, Dr, on early condition of the globe, 93; on igneo-aqueous fu- sion, 94; on compression, 201 Summary, chap. xx11. 267 Sun, temperature of, 17, note Temperature, law of increase in, on hypothesis of solidity, 60 ; rates may vary locally, 152; Vrolik on, 153 ; at Mont 8S. Gothard, 154; melting, from observations at do., 161; and at Mont Cenis, 162 Thermometer, roots of mountains re- vealed by, 152 Thickness of strata, 80 Thickness of crust, 126; at sea levél, 158; from observationsat 8S. Gothard, 161; from do. at Mont Cenis, 162; beneath ocean, 164 Thomson, Sir Wm., device for checking convection, 13; on thickness of crust, 22; on solidity of earth, 22, 23; on tidal distortion, 22; on secular cool- ing, 59; on connection between tem- perature rate and world’s age, 59; résumé of his views, 60 Thomson, Sir Wyville, estimate of ocean depths, 56 Time, geological, on what grounds re- stricted to a term of years, 74 Tresca, ‘‘De Vécoulement des corps solides,’’ 120 Underground temperature, chap. 1. 1, 267; average rate of, 2; observations on, 4; how affected by changes in conductivity, 5, note; British Assoc. Reports on, 6, 15, 16; in 8S. Gothard tunnel, 153; in Mont Cenis, 161 NOO (CO) (CO)