Blowing machinery of a furnace, 
phenomenon exhibited by, xiii, 
395 ; xiv, 395. 
eS , ibid, explanation of, xv, 
362.f 
Blowpipe, common, J. W. Bailey, 
xxxil, 319.f 
, simplified, xvu, 163. 
—, mineral supports, ix, 201. 
, reaction of fluxes with metal- 
lic oxides, xxxil, 323. 
, hew, J. Green, iv, 164.f 
, alcoholic, improved, R. Hare, 
vil, 110.f 
, compound, of R. Hare, i, 97 ; 
ii, 281.f 
; , fusion of refractory 
substances by, iil, 87. 
; , hydrogen burned in 
water by, v, 347 dis. 
5 , experiments with, on 
diamond, anthracite and graphite, 
vi, 349. 
> ——, mouth for, xxxv, 187. 
29 
i , large mass of platina 
fused by, AR Hare, xxxill, 195. 
5 , a form of, xi, 142. f 
, Clarke’s, strictures on an ac- 
count of, ii, 281.f 
, hydrostatic, R. Hare, xi, 135.f 
, chloro-hydrogen, xvil, 211. 
Boat, iron, ili, 371. 
Boiling point of water, different in 
vessels of different material, xlvii, 
190. 
of liquids, 1, 861. 
Bog ore, see under Iron ore. 
Boletus igniarius analogous to animal 
substances, A. Eaton, vi, 177. 
Bolles’s trigonometer, ix, 401.f 
Bolton limestone quarry and its 
minerals, vii, 52. 
Bombay, geology of the province of 
the Deccan, xxxiii, 274. 
, climate of the province of the 
Deccan, xxxiii, 275. 
Bone, strength of, xiii, 189. 
, gelatine from, i, 170; xxii, 
369. 
, used for soups, &c., x, 388 ; 
xvil, 169. 
4 
BOO 
Bones of the Kirkdale caverns, viii, 
158, 317. 
, In caves, in England, ii, 144; 
vill, 158, 317; xxxi, 341; xxxiii, 
106; xxxv, 304. 
; ,»in France, xxi, 56; 
xxiii, 388. 
4 , in Germany, viii, 319, 
321. 
— , inN. Holland, xx, 380. 
—, » in Canada, ix, 354. 
; , on the Susquehannah, 
xxx1x, 399. 
, fossil, in the red sandstone of 
the Connecticut valley, ii, 146; 
vi, 43. 
: ,in France, vi, 199; 
XIV; 203; xx, 382. 
——, human, skull of Gua- 
daloupe, XXXii, 361. 
,in 8. America, 
2 9 
xliv, 277. 
; 5 , 1 Upper Sax- 
ony, Vv, 171. 
: , see farther under Fos- 
sil and under Zoology. 
, fluorine in, xlvii, 131, 419. 
—, , C. Daubeny, xlviii,187. 
x , source of, J. L. Smith, 
xlviil, 99. 
, comparative composition of — 
recent and fossil, xlvili, 186. 
Bonnets, Italian, material and man- 
ufacture of, iv, 166. 
Bonnycastle, R. H., on the transi- 
tion rocks of the Cataraqui, xviii, 
853 xx, T4fs xxivays Ode xxx, 
233.f 
, earthquakes near the Sague- 
nay, xxx, 236. 
, halo, solar, seen at Kingston, 
xxx, 136. 
Bonnycasile, explanation of a col- 
lapse of a reservoir, (Dr. Hare’s,) 
xl, 32. 
, effect of instantaneous, as 
compared with accumulative, 
pressure, xl, 32. 
Bonpland, in S. America, iv, 197. 
Books and memoirs of 18383, num- 
ber of, xxviii, 295, 
