II. Index of Subjects. 417 



Light, Nature of, from the Double Refraction of Quartz : Feb. 21, 1831 ; IV, 

 79—123. 



Nature of, from the Double Refraction of Quartz : Apr. 18, 1831 ; iv. 



199—208. 



on the Dispersion of: Feb. 22, 1836 ; vi. 153—184. 



Transmission of, in certain Media: Feb. 13, 1837; vi. 323 — 352. 



■ Ditto, Supplement : May 1, 1837 ; vi. 353—360. 



Intensity of, near a Caustic: May 2, 1836, March 26, 1838; VI. 



379—402. 



Ditto, Supplement to this memoir : May 8, 1848 ; viii. 595 — 599. 



Reflection and Refraction of, &c. : Dec. 11, 1837 ; vil. 1 — 24. 



Ditto, Supplement to this memoir : May 6, 1839; vil. 113 — 120. 



Propagation of, in Crystallized Media : May 20, 1839 ; vii. 121—140. 



Quantity of, &c., absorbed by a Grating placed before a Lens : March 30, 



1840; VIL 153—171. 



Reflection and Refraction of: Nov. 28, 1842; viii. 7—26. 



Absorption of, &c. : Feb. 14, 1843 ; viii. 27—30. 



Transmission through Transparent media : May 17, 1847 ; viii. 524 — 532. ■ 



Light, Polarized: Dec. 8, 1851; ix. 379—398. 



Lines of Force, Faraday's: Dec. 10, 1855, Feb. 11, 1856; x. 27—83. 

 Liquid Substratum of the Earth, Theory of: Feb. 22, 1875; xii. 434—454. 

 Lizard district of Cornwall, Physical Structure of : Apr. 2, May 7, 1821; i. 



291—330. 

 Logic, in general: Feb. 8, 1858; x. 173—230. 

 — — of Relations: Apr. 23, 1860; x. 331—358. 



Symbols of, &c., &c.: Feb. 25, 1850; ix. 79—127. 



Longitude of Cambridge Observatory: Nov. 24, 1828; lii. 155 — 170. 



Ditto, Ditto, May 15, 1854; IX. 487— 514. 



Luminiferous Ether, Constitution of: March 18, 1839; vii. 97 — 112. 

 Luminous Rays, Theory of: March 11, 1846; viii. 363—378. 



Vibrations, Theory of: March 6, 1848; viii. 584—594. 



■ Waves, Propagation of: April 25, 1842; vii. 397 — 437. 



Machine for resolving Equations : May 7, 1832 ; iv. 425 — 440. 



Machinery, Influence of, on the Wealth of a Community : May 14, 1838 ; vi. 



507—522. 

 Madeira, Fauna and Flora of: Nov. 15, 1830; iv. 1 — 70. 



Fishes of: Nov. 10, 1834; vi. 195—201. 



Flora of. Notes and Gleanings: May 28, 1838; vi. 523—551. 



Magnetic Intensity, observed Variations of: 1825 ; ii. 445. 



Needles, as affected by Masses of Iron : May 15, 1820 ; I. 147—173. 



Magnetism, Connection of, with Galvanism : Apr. 2, 1821 ; i. 269 — 279. 



as a Measure of Electricity : May 21, 1821 ; i. 281—286. 



evolved by a single Galvanic Combination, Extract from Memoir on : 



Nov. 25, 1822 ; il. 77—83. 

 Magnitude and Direction, Pure Science of: May 12, 1845; vili. 278 — 286. 



