HOU 
Hornblende, localities of, in New 
Jersey, v, 246; ix, 245. 
A , in New York, 1x, 40, 
41,251; xix, 226; xxi, 324f 
—, , in Pennsylvania, xiv, 
4,17. 
—-, , in R. Island, iv, 285. 
rocks, of western Massachu- 
setts, vill, 9. 
slate, of the Connecticut val- 
ley, vi, 20. 
Horse, anecdote of, xlvi, 243. 
, a Filaria in the eye of, xxxix, 
278.f 
fed with bread in Silesia, xi, 
397. 
, fossil bones of, in Louisiana, 
W. M. Carpenter, xxxiv, 201. 
, power of, xxi, 167. 
Horse latitudes, xxxill, 64. 
Horticultural experiments, J. T. 
Plummer, x\, 197. 
Horticulture, propagation of fruit 
trees and vines, xxvii, 288. 
Hospital of Mt. St. Bernard, v, 3938. 
Hospitals in France, v, 191. 
,foundling, in Kurope,xvii,393. 
Hot blast, in the manufacture of 
iron, I. Clark, xxxi, 180. 
, saving by, xxvill, 71. 
springs or baths, see Springs. 
Hough, H.G., inquiries into the prin- 
ciples of liquidattraction, xvii, 86.f 
Houghton, D., geology of Michi- 
gan, xxxiv, 190. 
, mining region of Michigan, 
xli, 183. 
Houses, improvements in laying out 
grounds, arranging and building, 
&c., E. Lord, xxv, 304. 
, double doors and double win- 
dows for, xxv, 294. 
, mode of heating, xxv, 295. 
, on securing from fire, Lord 
Mahon’s experiments, xxv, 290, 
298 ; xxvi, 286. 
, ibid, D. Hartley’s experi- 
ments, xxv, 300. 
, mode of supplying cisterns) 
with water for extinguishing fires, 
xxv, 801; xxvi, 293. 
124 
HUD 
\Houstonia, notice of species of, x, 
262, 263. 
Howard, W., description of a dif- 
ferential thermometer, il, 327.f 
, on the stopping of astronomi- 
cal elocks, vill, 277. 
Howe, S. G., notices of ancient and 
modern Greece, xviil, 250. 
Howell, S., on the shad fisheries of 
the Delaware, xxxu, 184. 
Huaco, an Indian remedy for the 
hydrophobia, W. R. Johnson, 
xxiv, 279, 388. i 
, L. Feuchtwanger, xxii, 182. 
Hubbard, O. P., chemical exami- 
nation of the bituminous coal of 
Chesterfield Co., Va., xl, 369. 
, geological and mineralogical 
notices, xxxii, 230.f 
, calcareous rocks at Boonville, 
N. Y., xxxu, 280. 
: , ibid, rhomboidal 
structure in, xxxil, 232.f 
, boulders at Boonville, xxxil, 
233. 
, locality of crystallized calc 
spar, Boonville, N. Y., xxxii, 234. 
‘ of green coccolite and 
tabular spar, at Boonville, N. Y., 
xill, 198; xxxu, 234. 
, on the removal of carbonic 
acid from wells, xxxvilil, 206; 
xlii, 165. 
» Spontaneous combustion in 
wood ashes, xlil, 165. 
, geological observations on an 
excursion to the White Mts., nu- 
merous trap dykes, minerals, 
granite veins, &c., xxxiv, 105.f 
, Third Geological Report of 
New York, notice of, xxxix, 95. 
, Geological Reports of Ohio, 
Indiana and Michigan, noticed by, 
xl, 126. 
Huber, F., life and writings of, xxiii, 
117. 
Hudson river, northern sources of, 
W. C. Redfield, xxxiii, 301.f 
, fishiof, xxsqlole 
bay, rocks and country in the 
vicinity of, xvi, 11. . 
