3010 Illuminating Power 



of gas, and its purity. Harcourt, A. G. V. 



V. Host. Eng. Mg. 16 (1876) 361-. 

 reduced by presence of atmospheric air. 



Silliman, B. (jun.), <& Wurtz, H. Am. J. 



Sc. 48 (1869) 40-. 

 carbon dioxide. Stimpson, 



F. E. Franklin I. J. 61 (1871) 54-. 



, regulation of jet. Aignan, A., & 

 Chabot, P. [1891] Bordeaux S. Sc. Mm. 3 

 (1893) iv-. 



and heating power, comparative, of different 

 kinds of coal-gas burners. Fyfe, A. [1840] 

 Edinb. T. Sc. S. Arts 1 (1841) 493-. 



of illuminants used in mines. Stokes, A. H. 

 [1895] Fed. I. Mn. E. T. 10 (1896) 135-, 

 438-, 499- ; 11 (1896) 155-. 



influence of colour of artificial light. Schu- 

 mann, 0. Humb. 5 (1886) 328-. 



of lamps (Locatelli's). Grar,N. Valenciennes 

 Mm. S. Ag. 1 (1833) 175-. 



. Heeren, F., & Karmarsch, . Dingier 



69 (1838) 286-. 



and candles, condition of increase. 

 Breton, P. Les Mondes 22 (1870) 747-. 



mixture of acetylene and hydrogen, photo- 

 metry of flame. Hartman, L. W. Ps. Ev. 

 9 (1899) 176- ; Ps. Z. 1 (1900) 385-. 



alcohol and coal tar oil. Lampadius, 



W. A. Erdm. J. Tech. C. 16 (1833) 368-. 



oils (vegetable, animal and mineral) and 

 coal-gas. Macadam, S. [1871] Edinb. T. 

 Sc. S. Arts 8 (1872) 325-. 



, effect of refining. Kaiser, . Lieb. 



A. 28 (1838) 125-. 



petroleum (high-boiling). Neumann, K. 

 Dingier 224 (1877) 408-, 525-. 



(Eussian). Biel, J. Dingier 252 (1884) 



119-. 



. Thorner, W. C. Ztg. 8 (1884) 876-. 



. Schmelck, L. Dingier 255 (1885) 39-, 



79-. 

 . Zaloziecki, R. Dingier 260 (1886) 



127-. 

 (flat flames) . Mayer, A. M. Am. J. Sc. 



41 (1891) 52-. 

 , estimation of gas value. Heifers, F. Z. 



Angew. C. (1896) 650-. 

 , and heating value. Barwald, . [1863] 



(vi Adds.) Berl. Pol. Gs. Vh. 25 (1864) 



68-. 



, influence of composition. Alftan, E. 

 S. C. In. J. 6 (1887) 650. 



, resinous constituents. Charitschkow, 



K. W. [1895] S. C. In. J. 15 (1896) 24-. 



products of Gerstewitz paraffin factory. 

 Zincken, \_C. F. non] J. C. L. Halle Z. Nw. 

 22 (1863) 341-. 



ships' lights. Napier, J. E. Glasg. T. I. 

 Eng. 12 (1869) 13-. 



spirit glow lamp compared with other sources 

 of illumination. Fischer, F. Z. Angew. C. 

 (1896) 433-. 



various substances. Hassenfratz, J. H. 

 A. C. 24 (1797) 78-. 



. Eoudolf, W. Dingier 125 (1852) 



329-. 

 . Heim, C. Hann. Archt.-Vr. Z. 33 



(1887) 388-. 



Illumination. Gas Lighting 3010 



ILLUMINATION. 

 (See also Coast Lighting, 3090.) 



ancient and modern. Lunge, G. Ziir. Nf. 



Gs. Njbl. (1900) 20 pp. 

 apparent, of curved surface. Mandl, J. Wien 



Ak. Sb. 105 (1896) (Ab. 2a) 807-. 

 application of photometry. Vitry, U. Toul. 



Mm. Ac. 6 (1850) 255-. 

 by arc lamps, principles. Carter, F. W. 



Elect. Ev. 45 (1899) 994-, 1034-. 

 of given areas, heights for maximum. Anis- 



simoff, W. Bll. Sc. Mth. 23 (1899) 264-. 

 arrangements. Benteli, A. Bern Mt. (1874) 



(Ab.) 80-. 



for surfaces whose sections perpendicular to 

 one axis are similar ellipses. Niemtschik, B. 

 Wien Sb. 57 (1868) (Ab. 2) 678-. 



with similar system of parallel sections. 



Bazala, J. Arch. Mth. Ps. 1 (1884) 266- ; 



11 (1892) 113- ; 12 (1894) vn. 

 artificial, of same character as daylight, pro- 

 duction. Dufton, A., & Gardner, W. M. 



B. A. Ep. (1900) 631-. 

 , progress. Kunitzki, von. [1899] Westf . 



Vr. Jbr. (1899-1900) 104-. 

 , waste of energy in, and development. 



Bliss, D. M. [1894] N. Scotia I. Sc. P. & 



T. 8 (1895) Ivii-. 

 by Bude light. Ure, Andr. Edinb. N. Ph. J. 



33 (1842) 91-. 

 of circular area. Hoffmann, . Elekttechn. 



Z. 2 (1881) 104-. 



classroom, position, shape and size of 

 windows, mathematical calculation. Moritz, 

 . Z. Hyg. 22 (1896) 201-. 



, space angle (w. sin a) as measure. 

 Gillert, E. Z. Hyg. 12 (1892) 82-. 



, (_ ) . Erismann, F. 



Arch. Hyg. 17 (1893) 205-. 



conicoids by parallel beams. Koutny, E. 

 Briinn Vh. 5 (1866) (Ab.) 49-. 



and distribution of light. Epstein, J. Frkf. 



a. M. Ps. Vr. Jbr. (1895-96) 45. 

 distribution and measurement. Trotter, A. P. 



I. CE. P. 110 (1892) 69-. 

 by electricity and gas. Segundo, E. C. de. 



Elect. Ev. 46 (1900) 595-, 637-, 676-. 



Gas Lighting. 

 Lampadius, W. A. Schweigger J. 15 (1815) 



142-. 



Brande, W. T. QJ. Sc. 1 (1816) 71-. 

 (Accum's treatise.) Biot, J. B. J. Sav. (1817) 



12-. 

 Prechtl, J. J. [1817] Gilbert A. 58 (1818) 



111-. 



Clement, . J. de Ps. 90 (1820) 150-. 

 Jarman, T. Silliman J. 3 (1821) 170-. 

 Biondelli, B. Poligrafo 15 (1833) 97-, 226-. 

 Jacquemyns, J. Quetelet Cor. Mth. 9 (1837) 



118-. 

 Peebles, D. B. [1879] Sc. S. Arts T. 10 (1883) 



303-. 

 Siemens, (Sir) C. W. Nt. 24 (1881) 153-. 



276 



