5640 By Telephone Measurement of Resistance. 



Galvanometers for high resistances. Threlfall, 



R. Aust. As. Rp. (1888) 109-. 

 Inductor, differential. Elsas, A. A. Ps. C. 



35 (1888) 828-; 42 (1891) 165-. 

 Mercury volt'agometer. Jacobi, M. H. [1848] 



St. Pet. Ac. Sc. Bll. 8 (1850) 1-. 

 Ohm meter. Mauri, A. N. Cim. 35 (1894) 



235-. 

 Portable apparatus for rapid measurement of 



insulation. Foris, G. Gen. Civ. 23 (1893) 



185-. 

 Resistance box. Griffiths, E. H. Nt. 54 (1896) 



567. 

 ( substitute for. Waters, A. W. Manch. 



Lt. Ph. S. P. 23 (1884) 43-. 

 Eheostat for high resistances. Becquerel, E. 



(vn) Par. A. Cons. 1 (1861) 733-. 

 , Wheatstone's, with mercury contacts. Bo- 



dynski, J. A. Ps. C. 22 (1884) 463-. 

 Rheostats, water-. Hanchett, G. T. Elect. 37 



(1896) 833-. 



Shunts, application to electrometric and tele- 

 graphic purposes. Preece, W. H. Tel. E. 



J. 6 (1877) 27-. 

 , use. Du Moncel, T. A. L. Lum. Elect. 3 



(*1881) 49-. 

 Siemens's resistance measurer. Siemens, C. W. 



B. A. Rp. 37 (1867) 479-. 

 , modification. Jenkin, F. B. A. Rp. 



37 (1867) 481-. 



Cables 5640 



Telephone. (Use in Measurement of 

 Resistance.) 



Hospitalier, E. Lum. Elect. 1 (*1879) 110-. 



Niemoller, F. A. Ps. C. 8 (1879) 656-. 



Chaperon, G. Lum. Elect. 3 (*1881) 85-. 



Guerout, A. Lum. Elect. 9 (*1883) 49-. 



Pringsheim, E. Berl. Ps. Gs. Vh. (1886) 8Q(bis)-. 



Prytz, K. Ts. Ps. C. 27 (1888) 171-. 



Elsas, A. A. Ps. C. 44 (1891) 666-. 



Wien, M. A. Ps. C. 47 (1892) 626-. 



and alternating currents. Colson, R. C. R. 

 119 (1894) 1261-. 



differential telephone for clinical measure- 

 ments. Bergonie, J. As. Fr. C. R. (1896) 

 (Pt. 2) 187-. 



electrolytes. Federico, R. N. Cim. 



6 (1897) 161-. 



Kohlrausch's method applied to liquids. 

 Reicher, L. T. Mbl. Nt. (1888) 115. 



and microphone. Nebel, B. Exner Rpm. 24 

 (1888) 490-. 



Thermometer. Sabine, R. Tel. E. J. 1 (1872- 



73) 414-. 

 Universal compensator. Beetz, W. A. Ps. C. 



3 (1878) 1-. 

 resistance measurer. Kohlrausch, F. Tel. 



J. 14 (1884) 24-. 

 Wires, instrument for. Gassiot, J. P. Walker 



Electr. Mg. 1 (1845) 53-. 

 , voltmeter for. Lermantov, V. V. Rs. Ps.- 



C. S. J. 24 (Ps.) (1892) 71-. 



MEASUREMENT OF RESISTANCE. 



(Use of galvanic differential thermometer.) 



Svanberg, A. F. Stockh. Ak. Hndl. (1849) 



109- ; Pogg. A. 84 (1851) 411-. 

 Kolk, H. W. Schroder van der. Pogg. A. 



110 (1860) 452-. 



Varley, C. F. B. A. Rp. 36 (1866) (Sect.) 14-. 

 Sirks, J. L. A. Ps. C. 137 (1869) 156-. 

 Mayer, A. M. Am. J. Sc. 50 (1870) 307-. 

 Warren, T. P. B. Ph. Mg. 40 (1870) 441-. 

 Kempe, H. R. [1873-75] (x) Tel. J. 2 (1873- 



74) 8-, 31-, 49-, 65-, 86-, 105-, 118-, 148-, 



168-, 214-, 241-, 266-, 324-, 352-, 394-; 



3 (1874-75) 115-, 152-, 158-, 222-. 

 Raynaud, J. J. de Ps. 2 (1873) 288-. 

 Du Moncel, T. A. L. Lum. Elect. 1 (*1879) 



133-, 152-. 



Kirchhoff, G. Berl. Ak. Mb. (1880) 601-. 

 Kempe, H. R. Tel. J. 10 (1882) 6-, 17-, 37, 



96-, 135, 244-, 395-. 

 Waghorn, J. W. W. L. Ps. S. P. 10 (1890) 



96-; Ph. Mg. 27 (1889) 322-. 

 Schuster, A. Ph. Mg. 39 (1895) 175-. 

 Alloys. Hockin, G., <& Matthiessen, A. Lb. 1 



(1867) 343-, 391-, 423-. 

 , by damping. Weber, R. H. A. Ps. C. 68 



(1899) 705-. 



Cables. 



copper resistance, by false-zero method. Ray- 

 mond-Barker, E. Tel. J. 17 (1885) 311-, 

 329-. 



, . Rimington, E. C. Tel. J. 



17 (1885) 392-. 



, . Raymond-Barker, E. Tel. 



J. 17 (1885) 490-. 



by differential galvanometer. Canter, 0. (xn) 

 Elekttech. Z. 2 (1881) 16-. 



for electric lighting. Heap, A. C. Elect. Rv. 

 47 (1900) 537-. 



false-zero method. Sumpner, W. E. Elect. 

 20 (1888) 359-. 



old, absolute resistance. Haggers, J. A. Tel. 

 8 (1865) 437-. 



submarine, conductor resistance, leakage cor- 

 rection. Murphy, W. J. Elect. 41 (1898) 

 519-. 



, copper resistance. Phillips, S. E. Tel. J. 

 1 (1872-73) 44-. 



_, Baines, A. E. Elect. 16 (1886) 



188-. 



, insulated wire, testing short lengths. Jen- 

 kin, H. C. F. (x) Tel. E. J. 2 (1873) 169-. 



Calibration, accurate, of bridges. Edelmann, 

 M. T. Elekttech. Z. 21 (1900) 912-. 



of bridge-wire. Griffiths, E. H. Camb. 

 Ph. S. P. 8 (1895) 269-. 



correction of wires. Leman, A. Berl. Ps. 

 Reichsanst. Ab. 2 (1895) 357-. 



corrections. Ascoli, . Rm. R. Ac. Line. 

 Rd. 1 (1885) 465-, 538-. 



of plug rheostats. Chwolson, 0. A. Ps. C. 

 24 (1885) 45-. 



665 



H2 



