----, ----, Lyon, New York, xxxvii, 84. ----, ----, Madison, N.H., xxxiii, 322. ----, ----, Mansfield, Green Mountains, Vt., xxxv, 378; xxxvii, 85. ----, ----, McIntyre, Essex Co., N. Y., xxxiii, 320; xxxvi, 28. ----, ----, Monroe, New Hampshire, xxxiii, 322. ----, ----, Otter, Va., xxxv, 379. ----, ----, Palisade range, different points of, ii, 184. ----, ----, Pilot, North Carolina, xxxv, 379. ----, ----, Roan, North Carolina, xxxv, 378, 379. ----, ----, Saddle, Massachusetts, ii, 19; xxxv, 378. ----, ----, Skeene's, at Whitehall, New York, xxxiii, 311. ----, ----, Sugar Loaf, Massachusetts, vii, 9. ----, ----, Table, North Carolina, xxxv, 377, 379. ----, ----, Tom, Massachusetts, vi, 45; vii, 9. ----, ----, Video, Connecticut, vii, 5. ----, ----, Washington, N. Hampshire, xxxiii, 322; xxxiv, 120; xxxv, 378; xxxvii, 87; xli, 384. ----, ----, West River, N. Hampshire, vii, 11. ----, ----, Whiteface, N. York, xxxiii, 323; xxxvii, 84. ----, ----, White Top, Virginia, xxxv, 379. ---- slides, phenomena of, Essex Co., N. Y., _W. C. Redfield_, xxxiii, 313. ---- leather, xxxvi, 114. Moving stones, in lakes and ponds, _N. Chipman_, xiv, 303. Mowing, best time of, v, 380. Moles, vision of, xvii, 185. Mucedinea on vines, xxix, 367. Mud of New Haven harbor, analysis of, _B. Silliman, Jr._, xlviii, 337. ---- eruptions, iv, 216. ---- furrows in rocks, _J. Hall,_ xlv, 148. Muhlenbergia filipes, xliv, 83. Mulberry tree, on the culture of, in the United States, xviii, 278. Mule from a stag and mare, xiv, 392. ---- silver, xiii, 200. Multiplier, galvanic, see _Galvanic_. Munich, public instruction in, iv, 196. _Murchison, R. I._, departure of, for the Urals, xli, 207. ----, return from a tour to Russia, xlii, 213. ----, salt steppe south of Orenburg, Russia, xliv, 205. ----, freezing cavern, xliv, 205. ----, relation of American geology to Russian, xli, 208. ----, geological map of part of England and Wales, xxxv, 306. ----, Silurian system, xxxvi, 399; xxvii, 219. Murchisonite, analysis of, xv, 386, [feldspar.] Murexide, process for, xli, 46. Muriate of lime, a native salt, xv, 242. ---- of soda, see _Salt_. Muriatic acid, fumigations with, at Plattsburgh, 1819, viii, 200. ----, condensation of, _M. Faraday_, vii, 357. ----, experiments with reference to, _Macaire_ and _Dela Rive_, xi, 393. ----, mode of purifying, _R. Hare_, xxxix, 371. _Murray, John_, obituary notice of, ii, 355. Musa texilis, xxi, 29. Muscles, hydatids in human, xxix, 353. _Muse, J. E._, on resuscitation from drowning, by oxygen, xvi, 250. ----, notice of the appearance of fish and lizards in extraordinary circumstances, xvi, 41. ----, stony concretions in the ovary of a turtle, xxvii, 163. ----, on animalcules in snow, xviii, 56. ----, on the Hessian fly, xxii, 71, 155. Museum at Geneva, in Switzerland, iv, 199. ---- of the Vatican, iv, 380. ---- of Paris, iv, 381.