LIME-LUDLOW 



GENERAL INDEX 



Limestone (continued). 



— Silurian, relations of the crystalline 

 rocks of eastern Pennsylvania to, 

 and the Hudson River Age of the 

 Hydromice Schists, i8, 435. 



Limonites of York and Adams Coun- 

 ties, 14, 364. 

 Limulus Polyphemus, embryology of 



the, 22, 268. 

 Lineal measures of the semi-civiHzed 



nations of Mexico and Central 



America, 22, 194. 

 Linguistic cartography of the Chaco 



region, 37, 178. 

 Liodon perlatus, 11, 496. 

 Liquids, cohesion of, 4, 56, 84. 

 Lisbon, cyclical rainfalls at, 12, 178. 

 Lithodomi perforations, 2, 213. 

 Lithologie du fond des mers of M. 



Delesse, 16, 238. 

 Living, cost of, in 12th century, 50, 



496. 

 Livingston, Chancellor, springs for 



carriages, 3, 106. 

 Livingston, Edward. biographical 



sketch of, 3, 92; Trans. Hist, and 



Lit. CoiiDii., 3, 65. 

 Locke. John, magnetic observations, 



I, 24; 2, 35; 4, 109. 



— — replacing cross-hairs in tele- 

 scope of transit instrument, 3, 102. 



new telegraphic clock, 5, 51, 206. 



^ safety guard, 2, 41. 



terrestrial magnetism, 4, 63. 



Lockington, W. N., role of parasitic 



protophytes, 21, 88. 

 Lockycr's " Basic Lines," harmonies 



of, 18, 224. 

 Locomotive boiler, examination of an 



exploded, 14, 264. 

 Locusts, seventeen-year, 5, 209. 

 Loeb, Leo. cyclic changes in the 



mammalian ovary, 50, 228. 

 tumor growth and tissue 



growth. 47, 3. 

 Longicorna of the United Spates, 



4, 371- 



Longitude and velocity of the electric 

 current between Cambridge and 

 San Francisco, 11, 91. 



Longitudes from observations of me- 

 teors, I, 161. 



— in southern Michigan, i, 7. 



— of several places in the United 

 States, I, 141. 



— telegraphic determination of, 6, 

 312; n, 91. 



Loomis, Elias, astronomical observa- 

 tions at Hudson Observatory, 2, 



51- 

 — ■ — -magnetic dip. 2, 176. 



— —meteorological observations, 2, 

 178. 



storm of Dec. 20, 1836, i, 195; 



2, 178. 



storms in February, 1842, 3, 50. 



Lorentz, H. A., positive and negative 

 electrons, 45, 103. 



Louis, silver, of 15 sous, struck un- 

 der Louis XIV, 16, 293. 



Loup Fork, formation in New 

 Mexico, distribution of, 21, 308. 



, letter from, 21, 216. 



Love, the conception of, in some 

 American languages, 23, 546. 



Lovett, Edgar Odell, certain gener- 

 alizations of the Problem of Three 

 Bodies, 48, in. 



Lowell, Percival. areography, 41, 225. 



— ■ — cartouches of ]ylars, 42, 353. 



— • — explanation of the supposed 

 signals from Alars of December 

 7 and 8, 1900, 40, 166. 



Mars on glacial epochs, 39, 641. 



-spectroscopic proof of the re- 

 pulsion by the Sun of gaseous mol- 

 ecules in the tail of Halley's 

 Comet, 50, 254. 



Lowrie, Walter H., forces of cos- 

 mical motion, II, 195. 



recession of cosmical nodes, 



1 1 , 220. 



Ludlow, James R., obituary notice 

 of, 24, 19. 



60 



