442 



INDEX. 



PAGE 



lority 173-174 



correction to barometer 143 



Cwxel unit 260 



Cathode rays: 386 



energy of 386 



.:ion depths 387 



generative efficiency for . . 387 



Cathodic sputtering 387 



Is: standard, voltages 313 



: normal xli 



portable xliii 



voltaic, composition, voltages .... 312-313 



Contipoise 155 



Cbaract eristic X-rays 387-392 



Charcoal, adsorption by 407 



Charge, elementary electrical 408 



Chemical energy- data 241-246 



Coals, heats of combustion 242 



Collision frequencies, molecules 399 



Colloids 406-407 



Color: eye sensitiveness to 256-258 



indices of various stars 411 



lights, of various 261 



screens 306-307 



complimentary colors 307 



temperature of (', I't and \V 250 



Combination, heats of 245-246 



Combustion, heats of: carbon and misc. cpdj . . .241 



explosives 243-244 



fuels 242 



Compressibility: gases 104,128-132 



liquids 107 



solids 74 seq, 108 



Conductivity, electrical: see resistivity . . . .322-332 



alloys 327-328 



electrolytic: 346-352 



equivalent 349 



ionic 352 



sp. molecular 347 



limiting values . . . 348 



temp, coefs 348 



Conductivity, thermal: alloys, metals 213 



building materials . . . .215 



earth 422 



gases 217 



high temp 254 



insulators 214-216 



high temp. ... 214 



liquids 217 



metals, high temp 213 



salt solutions 216 



water 216 



Cones, number and distance apart in eye 258 



Constants: mathematical 14 



miscellaneous, atomic, etc 408 



radiation, a, Q lt C 2 247 



Contact difference of potential . . . . 314 316 404 



Contrast, eye sensitiveness to 



Convection, cooling by 251-255 



. pressure effect . . . .251-252 



sion factors: general formulae, see introduction. 



Baumo to densities 109 



horse -power IQ7 



work-units . I0 -: 



Cooling of bodies .... ' 2-1-2?! 



Copper: mechanical properties . .'.'.'.'.'. 82-83 



wire, alternating current resistance '. T.AA. 



wire tables, Knglish units . . ,$ 



metric units . 

 Corpuscle (Thomson) 



Corpuscular radiation (Z-rayi) .' ' ^87-188 



Cosines, circular, natural, (", 



(radians) . '. '. \ \ 37-40 



logarithmic, ( ') ^-^ 



(vadians) . . . -57-40 

 hyperbolic, natural logarithmic .... 4 i- 47 

 Cotangents, circular, natural, r ') 



212 

 26l 



Critical data f 

 Crova wave-length . 



PAGE 



Crystals: diffracting units, X-rays 400 



elasticity 102-103 



refraction indices: alums, quartz . . . .281 



fluorite, spar .... 280 



rock-salt, silvine . . . 279 



refr. indices: minerals, isotropic .... 282 



uniaxial 



(+-) . 284,285 

 biaxial 



( + -) . 286,287 



miscel. uniaxial 285 



biaxial 289 



Cubes of numbers 15 



Cubical expansion coefficients: gases 222 



liquids 221 



solids .... 222, 227 



Current measures: absolute units xli 



equivalents 311 



Curie, radium standard 39 8 



point and constant, magnetic . 



Cutting-tool lubricants i 54 



Cylindrical harmonics (Bessel) ist and 2nd deg. . 66 

 general formulae . 68 

 roots 68 



Day, length of sidereal .414 



Declination, magnetic: secular change 428 



Degree on earth's surface, length of 416 



Demagnetizing factors for rods 374 



Densities in air, reduction to vacuo . . . 



Densities: air moist, values of h/76o . . . .133-135 



alcohol ethyl aqueous 124 



methyl aqueous J2 6 



alloys II4 



aqueous solutions 122 159161 



Baume equivalents I0 9 



cane sugar, aqueous J2 6 



castor oil ... 



earth ..::::::;::::: is 



elements chemical IIO 



glycerol, aqueous ....... 156 



inorganic compounds 2 oi 



insulators, thermal 215216 



liquids ,,. 



mercury, 10 to +360 C 121 



minerals - 



organic compounds . . 



Planets , , \ ^ 



solids various .113 



stars ] ' [413 



sucrose, aqueous ........ '.156 



.sulphuric add, aqueous J2 6 



tin, liquid; tin-lead eutectic 115 



water, o to 41 C, 10 to 250 C.i 18, 120 



woods 95-98, 112 



Developers and resolving power of photo, plats . 263 



Dtamagnetic properties 3 6 S 



Diamagnetic susceptibility, temperature 'effect '. '. [372 



399 



Diameter molecules 



^ some organic molecules . , 400 



Dielectric constant: (sp. inductive capacity) . 356-360 



crystals 361 



gases i f(t,p) 356-357 



liquids 357 



liquefied gases 359 



solids 3 6o 



standard solutions ... .360 



cctric strength (see sparking potentials) . 353-355 



Dielectrics, volume and surface resistances . . 331 



Differentials, formulae ... 



Diffusion: aqueous solutions into water'. 166 



, Ms cs 167, 168 



"twal 60 



>onic 40<; 



metals 



Dilution,' beat of '(H 2 S6 4 ) .' .* ' 246 



Dimensional formulae ... '* * 



Diopter . ?T.* .' ' ' ' 



n! P t "I?* 5 " 6 *;' ' '9 15 value, secular variation . 430 



isK, distribution of brightness over sun's . 418 

 Distance earth to moon . 



sim : . ; : : : : 414 



