464 INDEX. 
Jacquelaine, V. A., new process for obtaining 
the chromates, 262. Mactra 
Johnson, i R., on coloring geological “a Marmol fost notie 
Yas 
tions, 1 
——, on artificial production of gypsum, 112. | Mamrnifer a, ic f aid : 
Jones, T. P., obituary of, 443. ral claenilltetian of ona 223. 
Joslin, B. F., on the limit of subdivision by tcammatnie a rh mineral, 268. 
trituration ‘and solution, 48, Mantell, Dr. G. bg nders of Gealaer™ 
Journal of Academy of Nat. Sciences, 303. oo sixth oteron) noticed, 30 3, 447. 
Jeseeal of Botany, Hooker’s, 453. ft par ~ fossil foraminifera, 70. 
K. ae ee = cage ds of N zZ 
Kolbe, Dr. H., on decomposition of cyanid of dan, a bones of birds of New Zea 
aie: 119. 
ered baa Tennessee, 420. Ma anual of Botany, by A. Gray, noticed, 297, 
—— a Magnetism, &c., an ced, 2 
Lake Baikal, Maps of the > U. S. coast s 
Lamp, ne © dient _ E. N. Hor sford ||Marine shells in sa of Long tian, 210, 
Lassuigne, M., on gypsum in pe Pa salt, aa E. Pu hel’s f, Same ee 
cci’s lectu me teaa* cipal 390 
La all M, on the satellite of the planet, MCon ae *” fossil etna ang geology of 
Neptune, 130, Austra lia, 2 
Laurent, A., Cg formulas for the silicates Bes icines ae 139. 
and borates, emaribes, 1336. 
Loprent and a yikes on Sarg ye, 409, Mellons, Mr, Fapoarch 1e8 on the ap pe of 
sits mte, John, M.D., notice of five new fg nt bodies, and on the elem 
sof fossil mammali at om Illin Bails —— ae the spectrum 
tae te, €., os Hes of sulphuretted hyiogen |e Meio of Dr. D. Houghton, by B. Hubbard, 
= nitr’ “a cid, an s for o 
sulphur from gypsu m, 261. dn oni or visible: a considerable time, 437. 
ipcuues ee jo ay on living beings, 390. cenie f Murfreesboro’ Tet 351. 
: Ledebour, Flor: a Rossica, 453, si rite of “Brana, July 14, 184 7, 285. 
Legumin, analysi is of, M. er, 338. 
Leidy, on anew genus and species of |__ n 
Ty eae ntia, 276. 
fos 
Leland ‘ bn gg of lo ear) errors in, 399. 
Letisom, W. G., translation of Fischer's anal- |—— 
ysis vot j ok bey iron, 33 
——, —— of Scheerer’s paper on isomorph- 
, 154, 
Microscope, compound, a C. A. Spencer, 
Lichens. Me New England, by Tuckerman,| 237, 238, 285, 443. 
Miller, WEL and J, gone report on crys- 
Liebe, Baron, on caseine, 119. 
and hy shler on the ‘alkaloids of alde- Mi 
hyde, 12 
gh mode of separating nickel and 
« eobel, | 
Be paeae of fluids in animal bodies, 
n, 331. 
on the action of cyanic acid on alcohol | Minerals and precious ston ee artfeialy ks 
Sand aldehyde, 48, | 
| 
Liebigite, a new mineral, 337. — 
Li ght, gh on of, by chemibesll action, 
J. W. Draper, 159. 
—, -, phys ical cause of, 1 
Liinwat § ae Transa actions ‘of, Eticed 
Logarithmic — - Prof. Stan 
Fiabice, presto 
- by Prof, ry ’D. | 
Longitude, system of ation on coast, 
survey, 312, ; 
f flegtaph for deter-/——., rocks, & 
_ by water chargec 
notice of the dis- 
ab daratgr 187. Mitchell, William, on sn comet of Oct. Ist, 
of ne to Uranus, 435, 1847 , 83, 1 : 
. alley s aie t, 370. Moa, e eggs 0 m Now Zealand, 134. 
Morse’s vsleune im, 6 : 
on the nature of hydrofluoric! cree Pin ciies imor, 423. e oS 
: es of Fpl, 302. ae 
ter au. 
Natural History of N. York, An- Menaiion 
Noticed, 304. 
