LOND. AND EDIN. PHILOSOPHICAL MAGAZINE, 1832 — 1838. 3S 



Lantern-fly, observations on the, v. 144. 



Laplace's (M.) capillary theory, on, yiii. 

 89 ; coefficients, viii. 474 ; analytical 

 theor\ for the attraction of spheroids, 

 ix. 161. 



Lanlner (Dr.) on certain properties of 

 vapour, iii. 3S ; on tlie theory of gra- 

 dients in railways, viii. 51 ; ix. 377. 



Lassaigne (M.) on the iodides of platina 

 and their compounds, iii. 384 5 on the 

 compound of albumen and bichloride 

 of mercury, x. 420 ; on stearic aether 

 and stearate of methylene, xi. 487. 



ha Silla, mountain of, xi. 25 ; land-shell 

 limestone of, xi. 26 ; caves of, xi. 29. 



Latham ( Dr.), notice of, x. 467 ; xii. 274. 



Laurent (M.) on the theory of organic 

 combinations, xi. 564. 



Lava, on the curvilinear structure of, i. 

 22«. 



Lawrence, St., geology of the river and 

 gulph of, iv. 51. 



Lawson (H.) on the solar spots as seen 

 May 15 and 16, 1836, ix. 527. 



Leach (Dr.), notice of, x. 151, 467. 



Lead, crystallization of sulphuret of, iv. 

 388 ; brown phosphate of, v. 78 ; sub- 

 oxide of, V. 79 ; on the action of water 

 and air on, v. 81 ; on its electric rela- 

 tion to iron, &c., v. 92 ; corrosion of, 

 vii. 410; cause of its presence in Eng- 

 lish chemical preparations, viii. 267 ; 

 remarkable property of the iodide of, 

 ix. 405 ; murio-carbonate and muriate 

 of,xi.l75; chlorosulphuret of, xi. 560; 

 dimorphism of the chromate of, xii. 

 387 ; new acetate of, xii. 133 ; oxalo- 

 nitrate of, xii. 459; oxide of, and ox- 

 ide of silver, definite combination of, 

 xii. 217 ; peroxide of, voltaic condition 

 of iron as excited by, x. 425, 428. 



— — and bismuth, separation of, iii. 389 ; 

 oxides of, i. 326. 



Leaf, on the structure of the, ii. 121. 



Lecount (Lieut.), reply to Mr. Barlow, 

 viii. 439, 591. 



Ledererite, on, iv. 317, 392. 



Leech, common, on the powers of suc- 

 tion of, iii. 449; on the respiratory or- 

 gans of, iii. 456. 



Leigh (J.) on a patch of red and varie- 

 g.ited marls, viii. 571. 



" Leithead's Electricity," review of, xii. 

 127. 



Lens, crystalline, on the, iii. 5, 446 ; xii. 

 22; of animals, viii. 193, 416, 



Lenses, on giving conic-sectional figures 

 to, i. 55. 



, convex, on the radii of curvature 



of, vii. 234. . 



Lepisosteus, their internal organization, 

 vi. 384. 



Leptoconchus, description of, vi. 224. 



L^veille (M.) on the hymenium of fungi, 

 X. 492. 



Levelling instrument, Lloyd's, on the 

 verification of, vii. 364. 



Levyne, analysis of, v. 40. 



Lialis, the type of a new genus nearly 

 related to Bipes, vi. 391. 



Lichens, chemical basis of the peculiar 

 colour of, xi. 338. 



Liebig (M.) on phosphuret of azote^ vii, 

 158; on aldehyd discovered by, viii. 

 83 ; on an setherial oil of wine, x. 4 1 7 ; 

 on the condensing tube, xi. 57 ; on 

 pinic acid, xi. 164; on lactic acid in 

 sour-crout, xii. 142; on the constitu- 

 tion of some organic acids, xii. 381. 



Life, on the powers on which its func- 

 tions depend, ix. 530, 



Light : — action of in determining the 

 precipitation of muriate of platinum 

 by lime-water, i. 5S; effect of on the 

 retina, i. 251 ; ii. 162; on experiments 

 relative to the interference of, i. 433 ; 

 ix. 401 ; X. 364 ; on certain phaeno- 

 mena of interference in, ii. 83, 161, 

 276, 371, 451 ; on its passage through 

 a prism, ii. 286 ; on the phaenomena of, 

 ii. 1 1 2, 207 ; on the inflexion of, ii. 263, 

 424 ; iii. 172, 412 ; on the undulatory 

 theory of, ii. 360, 419; vi. 16, 107, 

 1 89, 262 ; viii. 7, 24, 1 13, 204, 247, 270, 

 305, 413, 429, 500; ix. 420; xii. 10; 

 homogeneous, method of obtaining, iii. 

 35 ; on the velocity with which it tra- 

 verses transparent media, iii. 333 ; on 

 its absorption by coloured media, iii. 

 401 ; influence of successive impulses 

 upon the retina, iv. 241 ; polarization 

 of, iv. 312, 313; connexion between 

 refracted and diffracted, iv. 441 ; ex- 

 periments on, V. 321 ; application of 

 photometry to the undulatory theory 

 of, V. 439 ; on the dispersion of, vi. 374; 

 X. 221 ; xi. 477 ; xii. 367; on the for- 

 mula for the dispersion of, ix. 116; 

 nature of, vii. 1)3, 157; prismatic de- 

 composition of electrical, vii. 299 ; 

 double refraction and absorption of, 

 vii. 436 ; its action on plants, vii. 496; 

 viii. 415 ; its evolution during crystal- 

 lization, vii. 534; apparatus for illus- 

 trating the polarization of, viii. 70, 

 415; new dioptric, X. 176; transmis- 

 sion of, in uncrystallized media, x.336, 

 885; xi. 132 ; phtenomena of the ab- 

 sorption of, xi. 95 ; solar, effects of, 

 on vegetation, xi. 525; zodiacal, xi. 

 194; absorption of, on Von Wrede's 

 explanation by the undulatory theory, 

 xii. 1 14; its intensity in the neighbour- 

 hood of a caustic, xii. 452. 

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