PHYSICS. 635 



Rechercbes exp^rimentales sur la resistance 61ectriqtie des substances isohintcs. G. 



Foussereaii. 4to. pp. 119. Paris, 1885. (Gautbier-A'illars.) 

 'The magnetism of steel and iron sbips. T.A.Lyons. Bvo. pp.128. Wasliiiigion, 

 1884. (Navy Department.) 



Traits pratique d'^lectricit6 appliqu6e k resploitatiou des cbemius de fer. G. Dimiout. 

 r2mo. pp. 372. Paris, 1885. (Besnard. ) 



Snr I'origiue de r61ectricit6 atmospb^rique, du tonnerro et de I'aurore bortSale. K. 

 Edluud. 8vo. Stockbolm, 1885. (Nilsson.) 



Das Gliiblicbt, sein WesenundseinErfordnisee. E.doFodor. 8vo. pp.260. Wieii, 

 1885. 



IjCs lampes 61ectriques et leurs accessoires. P. Urbanitzky. fiditiou fran^aise \t.\r 

 G. Fournier. 12mo. Paris, 1885. 



Magnetic and electrical laws. E.H.Harding. 18iuo. pp.32. Loudon, 1885. (Col- 

 lins.) 



Domestic electricity for amateurs. E. Hospitaller. Translated from tbe P^rencb by 

 C.J. Wbarton. 8vo. pp.230. London, 1885. (Spon.) 



Easy lessons in Electricity. T. Kirwan. 8vo. pp. 102. Boston, 1885. 



On tbe seat of tbe Electromotive forces in the Voltaic cell. O. J. Lodge. 8vo. pp. 

 96. London, 1885. (Taylor.) 



Le9ons ^I^mentaires de t^ldgrapbie flectrique. L. Micbant et M. Gillet. ]8mo. i)i>. 

 vii,206. Paris, 1885. (Gautbier-Villars.) 



Ursprungder Gewitter-Electricitiitunddergewobnlicben Electricitiitder Atmospbiire. 

 L. Sobncker. 8vo. p^). v, 74. Jena, 1885. 



Wrinkles in electric lighting. V. Stepbeu. 8vo. pp.46. London, 1885. (Spon.) 



Mathematical theory of electricity and magnetism. H. W. Watson and S. H. Em- 

 bury. Vol. I. Electrostatics. 8vo. pp. 274. London, 1885. (Fronde.) 



The electrical and magnetic properties of tbe iron carburets. C. Barns and V. Strou- 

 hal. Bvo. pp. 238. Washington, 1885. (Bulletin No. 14 of tbe U. S. Geological 

 Survey. ) 



Construction des ^talons prototypes de resistance 61ectrique du ministere des postes vt 

 des t616graphes. J. E. Benoit. 4to. pp.80. Paris, 1885. (Gautbier-Villars.) 



Instruction h I'^tude de l'61ectricit6 statique. E. Bichat et R. Blondlot. 8vo. pp. 

 X, 141. Paris, 1885. (Gautbier-Villars.) 



Lehrbucb der Electricitiit und des Magnetismus. E. MascartAs J. -Joubert. Antori- 

 sirte deutscbe Itebersetzung von Dr. L. Levy. Band i. 8vo. pp. xx, 592. Ber- 

 lin, 1885. (Springer.) 



'r<-16phonie et t616grapbie simultan^es. F. Van Rysselbergbe. Pr6c6d6 de notions 

 pr61iminaire8 sur I'indnction 61ectrique, le tel6pbone et le microphone, par K. 

 Buels. 12mo. pp. xii,226. Bruxelles, 1885. (Hayez.) 



Handbucli der Electrotecbnik. E. Kittler. Baud i, Hiilfte 1. Hvo. pp.296. Stutt- 

 gart, 1885. (Enke.) 

 Kleines Handworterbuch enthaltend das wicbtigste aus der Lebre der Electricitiit. 



W. Biscan. 16mo. pp.96. Wien,1884. (Hartleben.) 

 Ein empfindliches Galvanometer mit messbarem Reductionsfactor. R. W. Wilson. 

 12mo. pp. 12. Leipzig, 18a5. 



NECROLOGY OF PHYSICISTS, 1885. 



SiLLiiMAN, Benjamin, Professor of Chemistry in Yale College. Author of a text- 

 book on Physics. Died at New Haven, Conn., January 13, 1885, aged 68 years. 



EOSETTI, Francisco, Professor of Physics in tbe University of Padua. Well known 

 for Lis researcbes on electro-statics and tbe temperature of the electric arc. Died in 

 Padua, April 20, 1885, at tbe age of 52 years. 



Jenkin, Fleeming, Professor of Engineering in tbe University of Edinburgh. Dis- 

 tinguished as an electrician, especially in connection with the Atlantic cable. His 



