MER 
Medal of the Royal Society of Lon-| 
don, conferred on C. Lyell, xxx, 
174, 
—, Wollaston, conferred on L. 
Agassiz, xxx, 382. 
, Geographical Society, award- 
ed to E. Robinson, xliii, 404. 
, Lhomson’s scientific, xviil,| 
198. 
Medical electricity, J. Hail, iii, 168. 
School of South Carolina or- 
ganized, 1x, 392. 
Medina sandstone, freshwater fossils 
not occurring in, xlil, 230. 
Medusa, fossil, C. S. Rafinesque, iil, 
285.f 
Megalonyx, R. Owen, xliv, 342. 
, localities of, in the U. States, 
Xxvil, 893; xlv, 209. 
Megatherium, no bony armor to, 
Xxxvil, 371. 
, remains of, in Indiana, R. 
Haymond, x\vi, 294. 
, of Georgia, xxvii, 353. 
, of New Jersey, R. Harlan, 
xiv, 187. 
, of Patagonia, xxxiil, 105. 
Melam, J. Liebig, xxix, 372. 
Melamine, xxix, 372. 
Melanite of Franklin furnace, N. J., 
analysis of, H. Seybert, viii, 300. 
Mellon, J. Liebig, xxix, 371. 
Melloni, M., investigations on heat, 
Odi, Mise ol SINISE 
mancy, Xxvil, 228. 
Melville Island, rocks of, xvii, 10. 
Memoir, see Obituary. 
Memory, the process of, I. Orr,} 
Xxili, 278. 
, loss of, from the use of gin, 
xxvi, 211. 
Menardite, supposed new mineral, | 
from Spain, xii, 385. 
Mengite, xxvi, 888; xxxix, 249. 
Mental aberration as connected with 
civilization, xxii, 379. 
Mercaptan, Zeise, xxix, 368. 
Mercurial atmosphere, iii, 385. 
Mercury, atomic weight of, xvi, 183; 
159 
, on radiant heat and diather-|! 
MET 
Mercury, amalgam of, W. W. Math- 
er, Xxvil, 263. 
, congelation of, vii, 192. 
——, method of detecting small 
quantities of, vii, 892. 
, combination of, with metallic 
wires, Xvll, 3795. 
, elastic force of the vapor of, 
M. Avogadro, xxiv, 286. 
, on the vaporization of, in ni- 
tric ether, S. Guthrie, xxi, 90. 
, germination on, xix, 202. 
, passage of, from a_ vessel 
through a bar of lead bent like a 
syphon, xxxviil, 180. 
,lodide of, W. W. Mather, 
xxvil, 263. 
, compounds of, Donovan, ii, 
350. 
, sesqui-sulphate of, xvili, 864. 
—— mines of Spain, xxviii, 21. 
—— —— of Idria, xxix, 219. 
Mercury, observations on the tran- 
sit of, May, 1845, D. Olmsted, 
xlix, 142. 
Meridian, measurement of, v, 190. 
, length of a degree of, T. J. 
Cram, xxxi, 222.f 
, formula for the establishment 
of a true, xxv, 261.f 
Merino sheep, v, 189. 
Mermaid, 11, 178; vi, 195. 
Mesotype in N. Hampshire, xviil, 
133. 
in New Jersey, v, 239 ; xl, 69. 
Metagallic acid, -Pelowze, xxviii, 
126. 
Metals, action of, on inflammable 
gases, xvil, 108. 
, apparatus for combustion of 
metals in chlorine, xiv, 854.f 
, crystallization of, by galvan- 
ic influence, G. Bird, xxxiii, 
267. 
, distribution of, according to 
their electric qualities, J. P. Em- 
met, xxv, 272. 
, electro-chemical reduction of, 
Becquerel, xxxi, 164. 
xlviii, 402. 
, electro-precipitated, structure 
of, xlix, 390. 
