INDEX. 



Liquids : fuels, heat of combustion 202 



magnetic susceptibility 305 



magneto-optic rotation 304 



potential differences with liquids . . 254 

 metals . .25? 

 salts . . . 254 



specific heats 230 



surface tensions 142-143 



thermal conductivity 200 



expansion 225 



vapor pressures 144-153 



velocity of sound 102 



viscosity 127-128 



Logarithms 24 



1000-2000 22 



anti- 26 



.9000-1.0000 28 



Lowering of freezing-points by salts 217 



Maclaurin's theorem 12 



Magnetic field: bismuth, resistance in .... 306 

 Ettingshausen effect .... 307 

 galvanomagnetic effects . . . 307 



Hall effect 307 



Leduc effect 307 



Nernst effect 307 



nickel, resistance in .... 306 



optical rotation .... 297-304 



resistance of metals in ... 300 



thermo-magnetic effects . . . 307 



Magnetic properties: of cobalt at 100 C . . . 293 



iron: hysteresis . 294-296 



permeability 



286-288. 292-293 

 saturated . . . 293 

 weak fields . . 294 



magnetite 293 



nickel at 100 C . . . 293 



Magnetic susceptibility, liquids, gases .... 305 

 Magnetic units, conversion formulae .... 3 



Magnetism, terrestrial: agonic line 115 



declination no 



dip 112 



horizontal intensity . .113 



inclination 112 



intensity, horizontal . .113 

 total . . . .114 



Magneto-optic rotation 297-304 



Masses of the earth and planets 109 



alloys 89 



elements, liquid and solid 85 



solids 88 



woods 87 



Materials, strength of : bricks 71 



concrete 71 



metals 71 



stones 71 



timber 72-73 



woods 72-73 



Mechanical equivalent of heat 227 



Melting-points: chemical elements 209 



inorganic compounds . . . .211 



mixtures (alloys) 214 



(low melting-points) .214 

 organic compounds . . . .215 



Mercury: density of 97 



electric resistance of .... 262-263 

 pressure of columns of . . . . .116 



specific heat 229 



vapor pressure 148 



Metals : diffusion of, into metals 138 



indices of refraction 182 



potential differences with solids . . .256 

 solutions . . 257 



reflection of light by 192 



refractive indices 182 



resistance, electrical 262-263 



specific 263 



sheet, weight of 70 



Metallic oxides, refractive indices 182 



Methyl alcohol, density of aqueous 98 



Metric weights and measures: British equiv . 7-10 

 U. S. equivalents 5-6 



Minerals, specific heats of 231 



Mixtures, freezing 220 



Moduli of elasticity: rigidity 74 



'Young's 75 



Molecular conductivities: equivalent . . 275-278 

 specific . . . 271-274 



Moments of inertia S8 



Musical scales 103 



Mutual inductance, table for computing ... 56 



Nernst thermo-magnetic difference of potential . 307 

 Neutral points, thermo-electric .... 258-259 



Newton's rings and scale of colors 198 



Nickel: Kerr's constants for 305 



magnetic properties of, at 100 C . . . 293 



resistance in magnetic field .... 306 



Nitroso-dimethyl-aniline, refractive index . .184 



Ohm, various determinations of 261 



legal value 261 



Oils, viscosity of 126 



Organic compounds, boiling-points 215 



densities 215 



melting-points . . . .211 



Parallax: solar; lunar 109 



Peltier effect 258, 260 



Pendulum, length of seconds 107 



Perfect gas, expansion of 162 



volume of 162 



Permeabilities, magnetic . . . 286-288, 292-293 



Photometric standards 177 



Pi, IT, value of 12 



Planck's radiation formula 238 



Plane, data for the soaring of a 123 



Planets, miscellaneous data 109 



Poisson's ratio 76 



Polarized light: by reflection 191 



rotation by magnetic field 297-304 

 solutions . . 197 

 Potential difference: cells: double fluid 

 secondary 

 single fluid 

 standard . 

 storage . . . 

 contact: liquid-liquid 

 liquid-salt . 

 metal-liquid 

 solid-solid . 

 sparking: air ... 

 kerosene . 



251 



various 

 thermoelectric . 



253 

 253 



252 

 253 

 253 

 254 

 254 

 257 

 256 



248-249 

 250 

 250 



258-259 

 . . 109 



Pressure: barometric measures .... 117-121 

 barometric and boiling water . . 168-169 



heights 167 



mercury columns, due to 116 



water columns, " 116 



wind 122 



Pressure, vapor: alcohol, ethyl and methyl 146 



aqueous : low temperature 151 



o to 100 C . 152 



100 to 230 C 153 



in atmosphere 155 



mercury 148 



salt solutions 149 



various ...... 144-148 



Probability tables 47-48 



Purkinje's phenomenon . 178 



Quartz fibres, strength of 71 



refractiw index of 185 



Radiation: black-body 238 



constants of 238 



cooling by, and convection . . 239-240 



eye, sensitiveness of, to 178 



Planck's formula 238 



sensitiveness of the eye to .... 178 



"solar constant" of 179 



Stefan's formula 238 



transmissibility of atmosphere to . 179 



Radii of gyration 58 



Refraction, indices of: alums 181 



crystals 187 



fluorite 184 



gases and vapors . . .190 



glass 180 



Iceland spar ^184 



liquids 189 



metals, metallic oxides . 182 

 monorefringent solids . 186 

 nitroso-dimethyl-aniline . 184 



quartz 185 



rock-salt 183 



salt solutions . . . .188 



silvine 183 



solids, isotropic . . . 186 

 Reflection of light: by metals . . . . . . '. 192 



terms of " n " and V .191 

 Relative humidity IS8 



