Kirchhoff, discovers spectrum-analysis, 28 (#x1_x_1_i122).
Laws of matter uniform throughout universe, 187 (#x5_x_5_i65).
Leaves, importance of, 197 (#x5_x_5_i83).
Lee, Dr., on origin of double stars, 123 (#x4_x_4_i24).
Lewis, on remote bright stars, 141 (#x4_x_4_i55).
Life, unity of organic, 189 (#x5_x_5_i69);
definitions of, 191 (#x5_pgepubid00029);
conditions essential for, 206 (#x6_pgepubid00031);
water essential for, 210 (#x6_x_6_i26);
atmosphere for, 210 (#x6_x_6_i26);
dependent on temperature, 218 (#x6_pgepubid00034);
now improbable in stars, 288 (#x8_x_8_i20);
conditions essential for, summarised, 314 (#x8_x_8_i78).
Life-processes, explanations of, 202 (#x6_x_6_i4).
Light, velocity of measured, 79 (#x3_x_3_i28);
necessity of solar, 209 (#x6_x_6_i24);
from sky due to dust, 252 (#x7_x_7_i50).
Light-journey explained, 75 (#x3_x_3_i21).
Light-ratio shows stars to be limited, 152 (#x4_x_4_i75).
Living bodies, essential points in, 192 (#x5_x_5_i76).
Lockyer, Sir. N., on inorganic evolution, 117 (#x4_x_4_i9);
on evolution of stars, 130 (#x4_x_4_i39);
on Milky Way, 159 (#x5_x_5_i17);
on position of solar system, 161 (#x5_x_5_i23).
Luigi d'Auria on stellar motion, 306 (#x8_x_8_i61).
M'Kendrick, Prof., on germinal vesicle, 202 (#x6_x_6_i4).
Magnetism and sun-spots, 106 (#x3_x_3_i76).
Man, Shakespeare on, 322 (#x9_x_9_i1).
Mars, has no water, 266 (#x7_x_7_i78);
excessive temperatures on, 267 (#x7_x_7_i80).
Matter of universe uniform, 183 (#x5_pgepubid00026).
Maunder on dark stars, 143 (#x4_x_4_i58).
Maxwell Hall, Mr., on star-motions, 178 (#x5_x_5_i47).
Measurement of star-distances, 85 (#x3_x_3_i38);
difficulty of, 86 (#x3_x_3_i41).
Mercury not habitable, 266 (#x7_x_7_i78).
Meteorites, elements in, 185 (#x5_x_5_i62);
not primitive bodies, 186 (#x5_x_5_i63).
Meteoritic hypothesis, 113 (#x3_x_3_i89);
Proctor on, 114 (#x4_x_4_i1);
explains nebulæ, 116 (#x4_x_4_i5);
Dr. Roberts on, 119 (#x4_x_4_i13).
Milky Way, the, 48 (#x2_x_2_i24);
form of, 51 (#x2_x_2_i28), 159 (#x5_x_5_i17);
description of, 52 (#x2_x_2_i29);
telescopic view of, 57 (#x2_x_2_i35);
stars in relation to, 59 (#x2_x_2_i38);
Mr. Gore on, 60 (#x2_x_2_i42);
density of stars in, 61 (#x2_x_2_i44);
clusters and nebulæ in relation to, 67 (#x3_x_3_i2);