Humphreys and Abbot on sediment of the Mississippi, 40
Hunt, Dr. T., on the pre-nebular condition of matter, 85
Huxley, Prof., on geological time, 65, 66
„ in relation to theories of pre-nebular condition of matter, 102
„ removes difficulties regarding origin of heat, 108, 109
King, Mr. Clarence, on the Wahsatch Fault, 59
Laplace, M., on the heat of the solar nebula, 30
Lavoisier, M., on simpler forms of matter, 86
Lesley, Mr. J. P., on a fault in the Appalachians, 57
Liveing and Dewar on dissociation of chemical elements, 83
Lockyer, Mr., on arrangement of the planets according to density, 25
„ nebulæ with solid matter in a gaseous mass, 20
Lockyer, Mr., on essential condition of solar nebulæ, 25
„ on “sorting” of the chemical elements, 25
Lodge, Prof. O., on ethereal origin of matter, 87
„ on the pre-nebular condition of matter, 87
Lyell, Sir Charles, on denudation of the Mississippi basin, 44
Macvicar, Dr., on ethereal origin of matter, 87
Meteorites, number greatly exaggerated, 103
Miller, Dr., and Mr. Huggins on spectra of nebulæ with one nitrogen line, 84
Morris, Mr. Charles, on the pre-nebular condition of matter, 75
Nebulæ, broken fragments in a gaseous mass, 19
„ condensation insufficient to account for heat of, 27
Nebulæ condensation, last condition of, 30
„ how origin of by impact might not have been observed, 110
„ must possess an excessive temperature, 26
„ Prof. A. Winchell on meteoric origin of, 22
Nebular hypothesis, gaseous condition essential to, 2, 5
Newcomb, Prof., on motion of 1830 Groombridge, 15
Palæozoic times, winds probably not higher than at present, 46
Peach, Mr. B. N., on examples of enormous faults, 55
„ on denudation of the south of Scotland, 55
Planets, on their arrangement according to density, 25
Pouillet, on rate of solar radiation, 2, 35
Powell, Major J. W., on denudation of Uinta Mountains, 58
Pre-nebular condition of matter, Dr. G. Johnstone Stoney on, 99
„ condition of matter, Dr. T. Sterry Hunt on, 85
„ condition of matter, Mr. Charles Morris on, 75
„ condition of matter, Mr. W. Crookes on, 90
„ condition of matter, Prof. A. Winchell on, 71
„ condition of matter, Prof. F. W. Clarke on, 98
„ condition of matter, Prof. Lodge on, 87
„ condition of matter, Sir B. Brodie on, 84