Geological arrangement, outlines of, _Wm. Maclure_, i, 209. ----, Association, American, notice of meeting in 1840, xxxix, 189; in 1841, xli, 158; in 1842, xliii, 146; in 1843, xlv, 135, 310; in 1844, xlvii, 94; in 1845, xlix, 219. ----, ----, ----, address by _E. Hitchcock_, xli, 232. ---- ----, ----, ibid, by _B. Silliman_, xliii, 217. ---- ----, ----, ibid, by _H. D. Rogers_, xlvii, 137, 247. ---- ----, ----, constitution and by-laws of, xliii, 149. ---- ----, ----, transactions of, published, xlv, 220. ---- coloring and symbols, system of, _D. D. Owen_, xlv, 351. ---- equivalents, _A. Eaton_, xxi, 132. ---- essays by _H. H. Hayden_, notice of, iii, 47. ---- investigations, mode of conducting, _W. Buckland_, iii, 249. ---- nomenclature, classes of rocks, &c., _A. Eaton_, xiv, 145^f, 359. ---- and mineralogical observations, _A. Brongniart_, iii, 216. ---- paintings for class illustration, _D. D. Owen_, xlv, 136. ---- poem, including geological cookery, v, 272. ---- Prodromus, _A. Eaton_, xvii, 63. ---- reasoning, remarks on difficulties that attend some of the modes of, xxx, 114. ---- Report, of Connecticut, by _C. U. Shepard_, noticed, xxxiii, 151. ---- ----, ----, by _J. G. Percival_, xxxii, 399; xliv, 187. ---- ----, of Indiana, by _D. D. Owen_, noticed, xxxiv, 193; xl, 133. ---- ----, of Maine, by _C. T. Jackson_, noticed, xxxii, 193; xxxv, 387; xxxvi, 143; xxxvii, 376. ---- ----, of Maryland, by _J. T. Ducatel_, noticed, xxvii, 1; xxx, 393; xxxii, 191. ---- ----, of Massachusetts, by _E. Hitchcock_, xxii, 1^f; xxiii, 389; xxvi, 213; xxxvi, 363; xli, 384. ---- ----, of Michigan, by _D. Houghton_, xxxiv, 190; xl, 136. ---- ----, of New Hampshire, by _C. T. Jackson_, noticed, xli, 383; xlviii, 393; xlix, 27. ---- ----, of New York, annual, noticed, xxxii, 186; xxxvi, 1; xxxix, 95; xl, 73; xlii, 227. ---- ----, ----, final, reviewed xlvi, 143; xlvii, 354^f; xlviii, 296.^f ---- ----, of Ohio, noticed, xxxii, 190; xxxiv, 196, 347^f; xl, 126. ---- ----, of Pennsylvania, by _H. D. Rogers_, noticed, xxxii, 192; xxxiv, 188; xxxvii, 380. ---- ----, of Rhode Island, by _C. T. Jackson_, noticed, xl, 182. ---- ----, of Tennessee, by _G. Troost_, noticed, xxx, 391; xxxiv, 187. ---- ----, of Virginia, by _W. B. Rogers_, noticed, xxxii, 192; xxxvii, 380. ---- society of London, anniversary address by _W. Whewell_, xxxvii, 218. ---- ----, ----, number of fellows of, in 1837, xxxiii, 76. ---- ----, of Dublin, xxviii, 368. ---- ----, of France, notice of, xxiv, 192. ---- ----, ----, transactions of, noticed by _C. U. Shepard_, xxviii, 283. ---- ----, American, notice of, ii, 139; iii, 360; iv, 191; v, 403; vi, 377; vii, 358; viii, 187, 392; ix, 387; x, 201. ---- ----, of Pennsylvania, notice of transactions of, xxix, 391. ---- systems, observations upon, _W. Maclure_, ix, 253. ---- Theory of the Earth, _G.