DOO 
Divisibility of a finite quantity of 
matter, remarks on, x, 99. 
Dix, D. L., notice of the Aranea 
aculeata, Phileena antiqua, and 
some Papiliones, xix, 61.f 
Dizxon’s manufacture of lead pots, 
xxi, 196. 
Déobereiner’s researches respecting 
platina, xviii, 151. 
, on formic acid, xxviii, 126. 
+, hew compounds of platinum, 
xxvill, 130. 
Dobson, P., remarks on the origin 
of boulders, x, 217. 
, views on boulders, Murchi- 
son’s citation of, xliti, 200. 
Dog, tongueless, retaining the power 
of barking, xxxvi, 194. 
sleds of the Northwest, xiii, 
391.f 
Dogs, anecdote of, xlvi, 243. 
Dolomisation, theory of von Buch, 
Daubeny’s objections to, xxx1,372. 
- , facts in Maine, 
not confirmatory of, C. T. Jack- 
son, xxxvl, 147. 
Dolomite, analysis of, iv, 17. 
Dolomites of the Tyrol, disintegra- 
tion of, C. Daubeny, xlii, 321. 
, in Africa, iv, 33. 
—., in Connecticut, ii, 206; 
36 5 vill, 255. 
, in Massachusetts, (fetid,) iii, 
239 ; viii, 35. 
, 1n New York, iv, 17. 
Dominica, raised coral reefof,iv,218.| 
Donium, supposed new metal, T. 
Richardson, xxxi, 163. 
Donovan, E., notice of the works 
of, xxxvil, 163. 
Doolittle, A., the earliest American. 
engraver, xxil, 183. 
Doolittle, I., on a new method of, 
charring eel xvii, 395.f 
, on iaranile motion, xii, 367: 
xiv, 60.f 
, gelatine from hones, i, 170. 
, description of a hydrostat, 
xiii, 64.f 
, on the revolving steam en- 
gine of Morey, ii, 101.f | 
9 
V)) 
69 
1 
HT 
DRI 
Doornik, J. E., observations on the 
use made of fossils in geological 
science, xv, 90. 
Dorudon, x!ix, 216. 
Douglas, D., obituary notice of, XXX, 
196. 
Douglass, D. B., plants from the 
headwaters of the Mississippi, iv, 
56. 
Dové, on the laws of storms, xliy, 
315.f 
«- 
—, , Strictures on, by 
R. Hare, x\iv, 137. 
; , reply to R.Hare’s 
strictures on, by W. C. Redfield, 
xliv, 384. 
Downing, A. J., on the order Cy- 
cadee and the seed of Cycas rev- 
oluta, xxxii, 45.f 
Draining, extensive, in Russia, v, 
393. 
Draper, J. W., allotropism of chlo- 
rine, as connected with the theory 
of substitutions, xlix, 346.f 
, carbonic acid and alkaline 
carbonates, decomposition of, 
by the light of the sun, xlvi, 398. 
, coins and medals, xxix, 157. 
, electricity, influence of, on 
capillary attraction, xxvi, 399. 
, elementary substance, change 
in, from exposure to the sun’s 
rays, xlvi, 390. 
, idolatry and philosophy of the 
Zabians, xxviil, 201. 
, light, latent, xliv, 202. 
iHonomeler: sli Digs 
Dreelite, analysis of, xxx, 380. 
Drift, discussion on, at the Associae 
tion of American geologists and 
naturalists, 1842, xllil, 151. 
, P. Dobson’s views on the ices 
berg theory of, xlvi, 169. 
, J. L. Hayes, on the probable 
influence of icebergs on, xlv, 316, 
326. 
i, E. Hitchcock, theory of the 
U. States, xli, 248. 
» ——-, singular instance in 
Berkshire Co., Mass., xlvii, 182; 
xlix, 258.f 
