Liquids, boiling of, iv, 167-74; boiling point and chemical composition, viii, 298-301; boiling point and pressure, iv, 168, 169-72, v, 354, viii, 303-5; buoyant powers of, iv, 30, 103-7; chemical aspects, viii, 22, 297-301; compressibility, v, 107; conversion to gases, iv, 152-3, 153, 167; critical temperature, 171-2, viii, 303-4; density, how measured, iv, 113, vi, 147; distinguished by pressure and diffusibility, iv, 22-3; elasticity of, 156, 158; evaporation, 167, 174; expansion by heat, 135, 138; expansion coefficient, 145; fractional distillation of, 168; heat effects on, 144, viii, 25; heat transmission in, iv, 138-9, 177-8; intermingling of, in contact, 131; latent heat (see Latent Heat); molecules in, iii, 309, iv, 22, 131, 152, 167, 363, viii, 23, 24; osmosis, xiii, 90-1; pressure of, iv, 116-19; solubility in water, viii, 111-12; sound velocity in, iv, 198; specific gravity, how determined, 112, 113; spectra of incandescent, ii, 112, iv, 360, 363; supercooled and heated, viii, 113, 304-5; vapor pressure of, 303-5; vaporization of, iv, 173-4; vibrations of, 196, 215; volatile, 174 Lister, Joseph, x, 144-6, xvi, 182-3; importance of work of, x, 40, 107, 149, 381; on Pasteur, 143 Liter, standard of volume, viii, 28 Lithium, viii, 128, 132, 133; atomic weight and symbol, 383; flame color, 301; specific gravity, 384; spectrum of, 301-2; test for, 287, 289 Litmus, viii, 114 Little Falls Gorge, iii, 243 Little Red Riding-hood, xv, 358 Littoral Fauna, xii, 16, 17 Live Oaks, xiv, 370 Liver, bile secreted by, ix, 237, 275; changes caused by shock, xi, 59; development in black and white races, xv, 49-50; disorders of, x, 330; emotion effects on, xi, 136-7, 138; failure in diabetes, ix, 293; functions, x, 329-30, 347, xi, 60; gall stones in, ix, 286; glycogen storage in, 291, 292, 293, 298; hemoglobin decomposed in, 184, 275; in circulatory system, 196 (fig.), 198, 245; inflammation of, x, 224; secretin effects on, 325; therapy of, 382-3; urea production in, ix, 284, 285; waste removal by, 271, 275 Liverwort, reproduction, xiii, 166, 167 Livingstone, David, African exploration, xiv, 196; quoted, 78 Lizards, xii, 182, 203-10; descent of, 203; embryo of, xv, 54; Mesozoic, iii, 295 Llamas, xii, 313, 315 (fig.) Lloyd's, insurance of, i, 270 Load Factor, vi, 380-2 Loadstones, vi, 28-9, vii, 372; at magnetic pole, vi, 30; Gilbert's studies, 11, 12; used as suspended compass, 29, 31 (fig.); (see also Lodestone) Lobsters, iii, 260, 278-9, xii, 87 Locaille, xvi, astronomer, 124 Locke, John, medical work of, x, 74-5; philosophy of, xvi, 111, 115, 117 Lockjaw, x, 298-9; immunity to, 206, 207; prevention of, 218