448 



INDEX. 



PAGE 



Capillarity i73-i74 



correction to barometer 143 



Carcel unit 260 



Cathode rays: 386 



energy of 386 



penetration depths 387 



X-rays, generative efficiency for . . 387 



Cathodic sputtering 387 



Cells: standard, voltages 3i3 



Weston normal xli 



Weston portable xliii 



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



Ccntipoise iSS 



Characteristic 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 C, Pt and W 250 



Combination, heats of 245-246 



Combustion, heats of: carbon and misc. cpds . . .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: .-'46-352 



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 i4 



miscellaneous, atomic, etc 408 



radiation, ff, Ci, C2 247 



Contact difference of potential .... 314,316,404 



Contrast, eye sensitiveness to 257 



Convection, cooling by 251-255 



pressure effect . . . .251-252 

 Conversion factors: general formulae, see introductlo:i. 



Baume to densities 109 



horse-power 197 



work-units 197 



Cooling of bodies 251-254 



Copper: mechanical properties 82—83 



wire, alternating current resistance .... 344 



wire tables, English units 336 



metric units 339 



Corpurcle (Thomson) 401 



Corpuscular radiation (X-rays) 3S7-388 



Cosines, circular, natural, (° ') . 32-36 



(radians) 37-4° 



logarithmic, (° ') 32—36 



(radians) . . . 37-40 

 hyperbolic, natural logarithmic .... 41-47 



Cotangents, circular, natural, (° ') 32-36 



(radians) .... 37-40 



logarithmic, (° ') . . . . 32-36 



(radians) . . .37-40 



hyperbolic, natural, logarithmic . . 41-47 



Coulomb, electrical equivalents 311 



Critical data for gases 212 



Crova wave-length 261 



PAGE 



Crystals : diffracting units. X-rays 400 



elasticity 102-103 



refraction indices: alums, quartz . . . .281 



fluorite, spar .... 28c 



rock-salt, silvine . . . 279 



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



uniaxial 



{+-) . 284,285 

 biaxial 



(+-) . 286,287 



miscel. uniaxial 285 



biaxial 289 



Cubes of numbers iS 



Cubical expansion coefficients: gases 222 



liquids 221 



solids .... 222, 227 



Current measures: absolute units xli 



equivalents 311 



Curie, radium standard . . . . ; 398 



point and constant, magnetic 372 



Cutting-tool lubricants i54 



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

 general formulse . 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 73 



Densities: air moist, values of h/760 . . . .133—135 



alcohol ethyl aqueous 124 



methyl aqueous 126 



alloys 114 



aqueous solutions 122, 159-163 



Baume equivalents 109 



cane sugai', aqueous 126 



castor oil 156 



earth 427 



elements chemical no 



gases 127 



glycerol, aqueous 156 



Inorganic compounds 201 



insulators, thermal 215,216 



liquids 117 



mercury, — 10° to -j-36o° C 121 



minerals 115 



organic compounds 203 



planets 416 



solids various 113 



stars 413 



sucrose, aqueous 156 



sulphuric acid, aqueous 126 



tin, liquid; tin-lead eutectic 115 



water, 0° to 41° C, — 10° to 250° C.118, 120 



woods 95-98, 112 



Developers and resolving power of photo, plate . . 263 



Diamagnetic pronerties 365 



Diamagnetic susceptibility, temperature effect ... 372 



Diameter molecules 399 



some organic molecules 400 



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



crystals 361 



gases f(t, p) 356-357 



liquids 357 



liquefied gases 359 



solids 360 



standard solutions 360 



Dielectric strength (see sparking potentials) . 353-355 

 Dielectrics, volume and surface resistances .... 331 



Differentials, formulae 12 



Diffusion: aqueous solutions into water 166 



cases' 167, 168 



integral 60 



ionic 40 s 



metals 168 



vapors 167, 168 



Diffusivities thermal . . . i 217 



nigit 435 



Dilution, heat of (H0SO4) 246 



Dimensional formulae xxv, 3 



reasoning xxv 



Diopter 43s 



Dip. magnetic, 191 ■; value, secular variation . . . 430 

 Disk, distribution of brightness over sun's . . . .418 



Distance earth to moon 414 



sun 414 



