5410 



Lava and similar rocks. Magnetisation of lava 

 by heat. (Report on Melloni's memoir.) 

 [Palmieri, L., & Nobile, A. non] Melloni, M. 



Theory of the Magnetic Field 



5420 



Nap. Ed. 2 (1853) 187- ; C. E. 37 (1853) 

 966-. 

 ____ . _____ . Volpicelli, P. 



Em. At. 7 '(1853-54) 145. 

 Loadstones, large. Deuchar,J. [1821] Edmb. 



Wern. S. Mm 4 (1821-23) 386-. 

 Magnetite, crystallised, magnetisation. Weiss, 



P. C. E. 122 (1896) 1405- ; Eclair. Elect. 7 



(1896) 487-; 8 (1896) 56-, 105-. 

 _, _ , (Weiss). Voigt, W. Gott. Nr. (1900) 



331-. 



from Moravitza, and steel, magnetism com- 

 pared. Abt, A. Orv.-Termt. Ets. (Termt. 

 Szak) (1891) 209-, 339-. 



_ _ _ , , in strong fields. Abt, A. 



Orv.-Termt. Ets. (Termt. Szak) (1893) 133-, 



173-. 

 Powerful magnet. Crichton, J. Thomson EC. 



3 (1836) 272-. 

 Pyrrhotite. Abt, A. Orv.-Termt. Ets. (Termt. 



Szak) (1895) 20-, 89-. 

 Eocks. Durocher, J. C. E. 28 (1849) 589-. 



, Eocca di Papa. Keller, F. Em. E. Ac. 

 Line. Ed. 2 (1886) (5m. 1) 428-. 



near Eome. Keller, F. Em. E. Ac. Line. 

 Ed. 5 (1889) (Sem. 1) 519-. 



in- situ, variation of intensity. Oddone, E. 

 N. Cim. 33 (1893) 115-. 



Stones and cast iron tubes. Deicke, . Bonn 

 Cor.-Bl. NH. Vr. (1864) 79-. 



5420 Theory of the Magnetic 

 Field. Magnetic Circuit. 



THEOEY OF THE MAGNETIC FIELD. 

 ACTION AT A DISTANCE. 



Weber, W. E. Pogg. A. 55 (1842) 33-. 

 calculation. Kohlrausch, F. [1887] Munch. 



Ak. Sb. 17 (1888) 23-. 

 , for bar magnet. Gauss, C. F. Gauss 



Eesultate (1841) 26-. 

 duration of propagation. Herwig, H. A. Ps. 



C. 153 (1874) 250-. 

 at a great distance, on magnetised molecule. 



Lang, V. von. J. de Ps. 1 (1872) 103-. 

 law of inverse squares. Gauss, C. F. Gauss 



Eesultate (1840) 1-. 

 of magnet pole. Matter, Joh. A. Ps. C. 136 



(1869) 154-. 



Action, external, of magnetised ellipsoids. 



Nagaoka, H. A. Ps. C. 57 (1896) 275-. 

 of iron mass on attractive force of magnet. 



Harris, (Sir) W. S. Phil. Trans. 



501-. 



, law. Ritchie, W. Ph. Mg. 8 (1836) 55-. 

 - between magnets and charged bodies. 

 Vaschy, . C. E. 114 (1892) 1474-. 



Action of plate or system of plates of varying 

 diameters on magnet. Abria, O. Bordeaux 

 Mm. S. Sc. 3 (cah. 2) (1865) 471. 



rotating bodies on magnets. Colladon ,D., 



& Prevost, . Bb. Un. 29 (1825) 316-. 



thin iron sheets on magnet. Christiani, 



A. (xn) Berl. Ps. Gs. Vh. 1 (1882) 7 



transverse upon ordinary magnetism in 

 iron and steel. Villari, E. Bologna Ac. Sc. 

 Mm. 2 (1891) 443-; 3 (1892) 153-. 

 , velocity. Haldat du Lys, C. N. A. de. 



Nancy Mm. S. Sc. (1837) 93-. 

 of weak magnetising forces on hard steel 

 magnets. Dorn, E. A. Ps. C. 35 (1888) 275-. 

 Changes, magnetic, under influence of electric 

 distribution. Benedikt, M. Wien SB. 23 

 (1857) 148-. 

 Condensation, magnetic. Du Moncel, T. Lum. 



Elect. 7 (*1882) 145-. 

 , , analogous to electric. Jamin, J. C. E. 



68 (1869) 1502-. 



, , in soft iron. Lallemand, A. C. E. 79 

 (1874) 893-. 



, , (Lallemand). Du Moncel, 



(comte) T. A. L. C. E. 80 (1875) 19-. 

 Condenser, magnetic. Jamin, J. C. E. 76 



(1873) 65-. 



Conductivity, magnetic, and free magnetism, 

 possibility of existence. Curie, P. Par. S. 

 Ps. Se. (1894) 76-. 

 , , mechanical view. Moutier, J. Par. S. 



Phlm. Bll. 11 (1874) 4-. 

 Currents, magnetic. Forbes, G. [1886] Tel. 



E. J. 15 (1887) 638-. 

 , . Foppl, A. Elekttech. Z. 12 (1891) 



203-. 



, . Braun, F. Gott. Nr. (1896) 177-. 

 Curve, magnetic. Smith, (Rev.) F. J. B. A. 



Ep. (1892) 659. 

 , , geometry, and instrument for description. 



Roget, P. M. E. I. J. 1 (1831) 311-. 

 Curves, electromagnetic, equipotential. Wass- 



muth, A. Arch. Mth. Ps. 62 (1878) 374-. 

 , , isogonic. Decharme, C. Lum. Elect. 



41 (1891) 51-. 



, magnetic, applications to heat, electricity 

 and fluid motion. Thomson, (Sir) W. B. 

 A. Ep. (1852) (pt. 2) 18. 



, , isoclinic. Decharme, C. C. E. 105 

 (1887) 667-; Lum. Elect. 26 (1887) 277-. 

 , , isodynamic. Decharme, C. Lum. Elect. 



29 (1888) 19-. 



, , isogonic. Decharme, C. C. E. 104 

 (1887) 1163- ; Lum. Elect. 24 (1887) 311-, 

 366-. 



, , and position of equilibrium of magnetic 

 needle. Dienger, J. Grunert Arch. 12 (1849) 

 307-. 

 , , system. Thomson, (Sir) W. Camb. 



and Dubl. Mth. J. 2 (1847) 240. 

 Demagnetising forces in iron cylinders. Ascoli, 

 M., & Lori, F. Em. B. Ac. Line. Ed. 3 

 (1894) (Sem. 2) 190- . 



(1831) and bundles. Ascoli, M. Em. 



E. Ac. Line. Ed. 6 (1897) (Sem. 2) 129-. 



Equilibrium of elongated ferromagnetic masses 

 in fields of force. Thomson, (Sir) W. B. A. 

 Ep. (1852) (pt. 2) 18-. 



598 



