g. A. 96 (1855) 513-. 

 ingier 150 (1858) 202-. 

 Carl Epm. 14 (1878) 708-. 

 Ph. Mg. 21 (1861) 452-. 

 Blondlot, R. Nancy S. Sc. 



6005 Electrometers 



use as differential instrument. Arno,R. Em. 



E. Ac. Line. Ed. 3 (1894) (Sem. 2) 152-. 

 ---- -. Eisler, H. Elekttech. Z. 16 



(1895) 255-. 



and graduation. Ledeboer, P., < Man- 

 euvrier, G. C. E. 105 (1887) 571- ; Par. S. 

 Ps. Se. (1887) 222-. 



-- (Ledeboer and Maneuvrier). Hall- 

 wachs, W. C. E. 106 (1888) 598. 



for measuring horse-power given to any part 

 of circuit by intermittent light. Perry, J. 

 [1881] Nt. 25 (1882) 198. 



sine-. Kohlrausch, E. Pogg. A. 88 (1853) 

 497-. 



. Riess, P. Po 



. Heidner, G. 



. Schneider, E. 

 siphon-. Tate, T. 

 for small charges. 



Bll. (1885) xxxvi. 

 spring-balance, for lecture experiments. Mayer, 



A. M. Am. J. Sc. 39 (1890) 513-. 

 standard, for land and marine telegraphy. 



Thomson, (Sir) W. [1866] Glasg. Ph. S. 



P. 6 (1868) 64-. 



tangent-. Carl, P. Carl Epm. 10 (1874) 68-. 

 theory. Mascart, E. E. N. J. de Ps. 6 (1877) 



169-. 



, and use as wattmeters, voltmeters, etc. 

 Morelli, E. Tor. Ac. Sc. At. 24 (1889) 22-. 



Thomson's. Angot, A. J. de Ps. 4 (1875) 

 297-, 324-. 



. Holmgren, K. A. A. Ps. C. 154 (1875) 

 630- . 



portable. Gerland, E. Carl Epm. 6 (1870) 

 13. 



torsion-, Kohlrausch's. Gerland, E. Bonn 



SB. Niedr. Gs. (1868) 71-. 

 use. Parrot, G. F. Gilbert A. 61 (1819) 



263-. 



to determine direction in which spark passes 

 in conductor. Marianini, S. (vin) N. A. 

 Sc. Nt. 9 (1843) 353-. 



as indicator in titrating acids and bases. 

 B&ttger, W. Z. Ps. C. 24 (1897) 253-. 



to measure current, polarisation and re- 

 sistance. Fuchs, F. A. Ps. C. 156 (1875) 

 156-. 



with voltaic cells. Guglielmo, G. Tor. Ac. 

 Sc. At. 16 (1880) 337-. 



as wattmeters. Blondlot, R., & Curie, P. 

 C. E. 107 (1888) 864-; Par. S. Ps. Se. (1888) 

 358-. 



-- (Blondlot and Curie's electrometer). 

 Atkinson, L.B.,& Wilberforce, L. R. Elect. 

 22 (1889) 261, etc. 



--- . Swinburne, J. L. Ps. S. P. 11 

 (1892) 122- ; Ph. Mg. 31 (1891) 504-. 



Electrometric and electroscopic observations. 



Volpicelli, P. G. Arcad. 6 (1857) 2- ; C. E. 



46 (1858) 533- ; 48 (1859) 954-. 

 experiments. Vassalli-Eandi,A. M. [1790] 



Turin Mm. Ac. (1790-91) 57-. 

 . Gotz, H., <& Kurz, A. Exner Epm. 



23 (1887) 313-. 



Electroscopes 6005 



Electrometric formulae. Volpicelli, P. C. E. 

 49 (1859) 645-. 



measurements. Branly, E. J. de Ps. 5 

 (1876) 19-. 



, potential magnifier for. Hallwachs, W. 



A. Ps. C. 29 (1886) 300-. 

 , source of error in. Dellmann, F. Pogg. 



A. 106 (1859) 329-. 



Electrometry. Clark, L. Tel. J. 2 (*1864) 



39-. 

 . Ave-Lallemant, G. M. F. (xn) Arg. S. 



Ci. A. 13 (1882) 193-. 

 , high insulation key for. Brit. Ass. Comm. 



B. A. Ep. (1880) 29-. 



, null method. Muras, T. H. Elect. Ev. 31 



(1892) 418. 

 Electromicrometer (microelectrometer). Mare- 



chaux, P. L. Gilbert A. 16 (1804) 115-. 



( ). Veau de Launay, P. L. A. J. de Ps. 

 61 (1805) 48-. 



Electromicrometric (microelectrometric) in- 

 vestigations. Mynster, 0. J. [1807] Kiob. 

 Dn. Vd. Selsk. Skr. 5 (1807-08) 71-. 



E.M.F., measurement in electromagnetic units. 

 Limb, C. C. E. 118 (1894) 1198- ; Par. S. 

 Ps. Se. (1895) 189- ; A. C. 8 (1896) 145-. 



ELECTEOSCOPES. 



Nicholson, W. Nicholson J. 3 (1802) 121-. 

 Majocchi, G. A. (vi Adds.) Majocchi A.Fis. 



C. 2 (1841) 45-. 



Perego, A. Brescia Cm. (1842) 77-. 

 Gorno, P. Brescia Cm. Aten. (1843) 37-. 

 Melloni, M. Nap. Ac. Sc. Mm. 1 (1852-54) 



335-; C. E. 39 (1854) 1113- ; Nap. Ed. 3 



(1854) 82-. 



Symons, W. Chemist 2 (1855) 647-. 

 Zantedeschi, F. Wien SB. 17 (1855) 171-. 

 Guerout, A. J. de Ps. 8 (1879) 315-. 

 aerial, and electric column. De Luc, J. A. 



Nicholson J. 27 (1810) 81-, 161-, 241- ; 



(vi Adds.) 33 (1812) 81-. 

 Bohnenberger's, sensitive and constant form. 



Palmieri, L. Nap. Ed. 22 (1883) 22. 

 doubly-condensing. Gaugain, J. M. A. C. 48 



(1856) 170-. 

 dynamic atmospheric. Zantedeschi, F. Ven. 



At. 7 (1861-62) 705-. 



universal. Zamboni, G. Brescia Cm. 

 (1832) 36-. 



effect of conductors arranged symmetrically 

 around. Zenger, C. W. C. E. 75 (1872) 

 868-, 1765; B. A. Ep. 43 (1873) (Sect.) 41. 



experiments. Berzelius, J. J. Hisinger Afh. 

 1 (1806) 50-. 



, cause of error. Wheatstone, (Sir) C. E. 

 S. P. 18 (1870) 330-. 



" Gemsbart." Kobell, F. von. Munch. Sb. 1 

 (1863) 51-. 



gold leaf. Andriessen, A. Pogg. A. 62 (1804) 

 493-. 



. Koldcek, F. A. Ps. C. 28 (1886) 525-. 



. Stefanini, A. N. Cim. 28 (1890) 63-. 



. Ashworth, J. R. Nt. 51 (1894-95) 343. 



, anomalous indications. Beetz, W. 

 Munch. Ak. Sb. 6 (1876) 20-. 



723 



