TEL 
Tea, composition of, E£. Peligot, 
xlviii, 187. 
plant of Upper Assam, W. 
Griffith, xl, 165. 
in Brazil, iv, 377. 
, cultivation of, in Brazil, and 
on its introduction into France, 
Guillemin, xl, 167. 
green, of commerce, obser- 
vations on, R. Warrengton, xlviii, 
188. 
Teahills of China, excursion to, 
xxxi, 194. 
Teale, T. P., on the vermiform fil- 
aments of Actinize, xxxv, 311. 
Technological Institutes, xii, 197. 
Technology, Elements. of, xvii, 
198, 
Teeth, phosphate of lime in, xxviii, 
—, R. Owen on fossil, 
307; xxxvill, 127. 
, on the microscopic structure 
of, xxxvill, 1384. 
of the Lepidostei, on the mi- 
croscopic structure of, J. Wy- 
man, xlv, 359.f 
- of shark, New Jersey, fossil, 
Xxvill, 378. 
, see farther under Fossil. 
Telegraph, Pearson’s, iv, 314.f 
, system for the United States, 
proposed, xxxil, 201. 
XXXV, 
, Morse’s ple omaaeuele, 
Xxxiil, 185.f 
—— ——,, experiments with, 
xlv, 390.f 
Telescope, notice of Barlow’s re- 
fracting, xvil, 367. 
, Leon Lewenberg’s, xxxviil, 
379. 
—, Rosse’s, 
221. 
, achromatic, Cauchoix’s, xxii, 
358. 
, Improvements in, by J. Frau- 
enhofer, xvi, 307. 
, notice of Holcomb’s, xxiii, 
408 ; xxvii, 185. 
, superior, of Lerebours, xvi, 
302. 
xlvi, 208; -xlix, 
259 
T EM 
Telescope, fourteen feet reflector, 
xxxv, 174. 
, improvementin, H. F. Talbot, 
xliv, 166. 
, on determining distances a 
means of, xlii, 164. 
Tellurium, J. J. Reweeliuson. eet, 
137. 
, in Connecticut, 1, 312, 316; 
vi, 235. 
, an astronomical machine, E. 
C. Leedom, xlii, 338.f 
Temperament, musical, A.M. Fish- 
er, i, 9f, 176.f 
5 , Jno. Farey, ii, 65. 
Temperance, Oliver’s address on, 
xxiv, 190. 
Temperature, disinfecting powers of 
increased, W. Henry, XXi, 392 ; 
xO 1h, f 
, effect of clearing land on, 
xlvil, 237. 
, —— of mountains on, in the 
winter, xlii, 159. 
,» —— of, on the distribution 
of fossils, T. A. Conrad, xxxv, 
239. 
5 of, on geography of 
plants, S. Forry, xlvii, 221. 
limiting the distribution of 
corals, J. D. Dana, xlv, 310. 
, ibid, remarks on, W. C. Red- 
field, xlv, 311. 
, indifferent geological epochs, 
xxxv, 240. 
of different heights, W. C. 
Redfield, xxxiii, 52. 
, on the methods of ascertain- 
ing the mean, W. M. Carpenter, 
xliv, 50. 
of October, not the mean 
temperature of the year, xxv, 
260. 
, month giving mean annual, 
xlvil, 223. 
of the planetary space, xix, 
Siibsoxxm I 
of the earth, and of space, 
Fourier, xxxii, 1. 
, ibid, S. D. Poisson, xxxiv, 
157. 
