Navy of steam ships, xxxv, 333. Nebulæ, account of some, _H. L. Smith_ and _E. P. Mason_, xl, 37. ----, approximate places of some, xxxv, 284. ---- delineated by photography, xliv, 375. Necrology, see _Obituary_. Necronite, _H. H. Hayden_, i, 306. Needle, see _Magnetic_. ---- ore, analysis of, xxviii, 395. Needlestone in Nova Scotia, xxx, 349. Nelumbium luteum, iv, 64. Nemalite, iv, 19. Nemopanthus, i, 377. Nephrite from Rhode Island, analysis of, _G. T. Bowen_, v, 346. ---- in Rhode Island, v, 39, 346. ---- in New York, vi, 365. ---- in Pennsylvania, viii, 239. Neptune's goblet, _A. A. Gould_, xxxvi, 386. Nerves, influence of, on animal heat, x, 390. ----, electric currents in, denied, xlix, 387. Nets and cordage, strengthened by means of a solution of glue and oak bark, xxvi, 186. Neufchatel, xiii, 182. _Newbold_, on the kunker, a tufaceous deposit in India, xlix, 398. New Brunswick tornado, _R. Hare_, from a written statement by _J. P. Espy_, xxxii, 158. ---- ----, _W. C. Redfield_, xxxv, 206; xli, 69.^f ---- ----, _L. C. Beck_, xxxvi, 115.^f New England, geology of, see under _Geology_. ---- ---- Asylum for the Blind, xxiv, 175. ---- ---- Magazine, noticed, xxvii, 389. New Grenada and Cuba, fossils of, supposed to be oolitic, _I. Lea_, xl, 41. New Hampshire, geological account of a part of, _E. Hitchcock_, i, 105; vi, 1; vii, 1. ----, excursion to the White Mountains and to the summit of Mount Washington, _J. Pierce_, viii, 172; observations on the White Mountains, 172; source of the Saco, 174; vegetation on the ascent, 174, 175; view around, 176-178; wild animals, 178, 179; mineral spring near the Amonoosuc, 179; Franconia iron works, 180. ----, miscellaneous notices of mountain scenery and of slides and avalanches in the White and Green Mountains, xv, 217; --region about Lake Winnipisiogee, the Notch, the deluge of August, 1826, which destroyed the Willey family, and the consequent denudation, _B. Silliman_, 218-222; effects of the storm of August 28, 1826 on the stream, and its action, _C. Wilcox_, 222-228. ----, geological observations on, _O. P. Hubbard_, xxxiv, 105; --trap dikes in Dorchester and Canaan, 105^f; ibid, Wentworth, 107; ibid, at the fulls of the Campton, 108^f; tourmalines and diluvial scratches in Rumney, 107; trap dikes on Red Hill, 111; ibid, Moultonboro', Tamworth and Eaton, 112, 113.^f ----, geological observations on, _O. P. Hubbard_, xxxiv, 105; trap and granite boulders, and granite veins, 112; blende, and galena near Eaton, 114; White Mountains, 115; effects of the deluge of August, 1826, 115; decomposing granite, 116; octahedral fluor spar, 117; trap dikes near the Willey house, 118; Mount Washington, 120; Franconia Notch and pot hole, 122; granite veins in granite, 123^f; detached masses of granite, 124. ----, geological reports on, by _C.