INDEX 



67I 



PAGE 



Mechanical properties: bricks 129 



Brittania metal 124 



bronzes 120-123 



phosphor 122 



Tobin 121 



Victor 122 



carbon steels, heat treat- 

 ments 122 



castings steel 112 



cement 126 



clay products 128, 129 



cobalt 124 



concrete 126, 127 



copper 118, 119 



alloys .... 1 19, i-'i- 123 

 nomenclature. . 120 

 definitions: 



Brinnell hardness no 



elastic limit no 



Brickson value no 



hardness no 



rupture modulus no 



scleroscope hardness . . no 



strength no 



ultimate strengths .... no 



yield point no 



Young's modulus no 



delta metal 121 



duralumin 117 



elastic moduli 136 



German silver 121 



gold 124 



heat treatments, carbon 



steels 112 



iron, iron alloys> 1 1 1 



leather belting 130 



magnalium 117 



metals, miscellaneous 124 



moduli, elastic 136 



modulus, rupture .... 1 10 et seq. 

 Young's ... no et seq. 



Muntz metal 120 



naval brass 121 



nickel 124 



phosphor bronze 122 



platinum 124 



rope, manilla 131 



rubber 130 



rupture modulus 1 10 et seq. 



silver 124 



steel, alloys 113 



carbon 112 



castings 112 



heat treatments .... 112 



semi- 114 



wire 114 



rope 115 



stellite 124 



sterro metal 121 



stones, building 128 



terra cotta 129 



Tobin bronze 121 



tungsten 125 



woods, hard, common units. 134 

 metric " . 132 

 soft, conifer, common 



units 135 



soft, conifer metric 



units 133 



Young's modulus .... 1 10 et seq. 



zinc 124, 125 



Megabar, 0.987 atm. e 659 



Megabarye, 1.020 kg/cm 2 154 



Megadyne 659 



Melting points: acetylene series 256 



alcoholic ethers 257 



alcohols, monatomic 257 



alloys, low melting 259 



Pb, Sn. Bi 259 



elements: chemical 252 



pressure effect 253 



ethers, alcoholic 257 



ethyl 257 



ethylene series 256 



inorganic compounds 254 



metal mixtures 259 



PAGE 



Melting points: minerals 266 



miscellaneous 258 



organic compounds 256 



paraffin series 256 



refractor; substances 260 



Mendeleeff periodic system 485 



Meniscus, volume of mercury 187 



Mercury: density and volume, — 10° to +360° C. 169 



electric resistance, standard xlvi 



meniscus, volume of 187 



pressure of column 180 



specific beat 290 



thermometer 249 



vapor pressure 229 



, thermal properties 306 



viscosity at high pressure 656 



Metallic reflection 377-381 



Metals: conductivity, thermal 272 



diffusion 217 



electrical conductivity (nee resistance) 



emissivil ies ' 320-324 



optical constants 377, 378 



reflection of light by 377-380 



metals, ultra-violet. . 380 

 tungsten, infra-red.. 380 



refractive indices 377, 378 



resistance 409 



, pressure effect 413 



temperature coefficient ....409, 414 



volta e.m.f 400, 549 



Meteorites, radioactive (I. C. T., 1, 380) 

 Meteorology: 



atmosphere, gasesi, f(heiglit), Humphreys ... 558 



Mavis 560 



miscellaneous data, f(lat.). 558 

 molecular densities, Mavis. 560 



pressure in dynes 560 



geodynamic vs. geometric heights. 361 

 geopotential, dynamic heights.... 561 



mean free paths 563 



solar radiation, f(lat., month) . . 556 

 transmission of . . 555 

 ultra-violet at 



earth 555 



standard, for aeronautics 559 



temperature var., f(lat., alt.).... 562 

 transmission of solar radiation... 555 



ozone, atmospheric 563 



temperature: depth variation 557 



f(lat., alt.), lower 25 km 562 



monthly, yearly 556 



over earth's surface 557 



tropopause, seasonal change, Agra, Batavia... 562 



Meteors, chemical composition 614 



Meter-candle 333, 659 



Metric abbreviations 2 



measures to English measures 8-1 1 



U. S. " 5-7 



Mho. definition 659 



Micro, definition 659 



Micron, ix, definition 659 



Mil, definition 659 



Mile, geographical, nautical 659 



Milky way 616 



pole 601 



Minerals: densities 164 



refractive indices, biaxial 367-368 



isotropic 363 



uniaxial 365 



specific heats 292 



transformation, melting temperatures. 261-266 



Miniature electric light characteristics 339 



Minimum energy light sensation 335 



Mobilities, ionic 552 



Moist air, density of 177-178 



, humidity term 179 



maintenance of 1 79 



transparency to radiation, 



.36 to 1.711 392, 555. 608, 611 



tO 20yli 392 



steam 392 



Mole, normal conditions 75, 77, 659 



Molecular collision frequencies 550 



conductivities, equivalent 435~438 



specific 433-434 



diameters 55°. 55 1 



