DWI 
Drift, E. Hitchcock, influence of 
ice on, xlv, 324. 
: , copper in, Mass., xlv, 
el. 
, C. T. Jackson, remarks on, 
xlv, 320. 
, Nicollet, remarks in opposi- 
tion to the glacial theory, xlv, 
323. 
, W. C. Redfield, influence of 
ice on, xlv, 325. 
, H. D. Rogers, remarks on, 
xlvii, 263. 
. , connection of, with 
earthquake vibrations, xlvil, 273. 
, see farther under Boulders 
and Scratches. 
Drowned person, time of, under 
water, determined, xvii, 170. 
Drewning, resuscitation from, by 
oxygen gas, xvi, 250. 
Druids were Zabians, xxviil, 214. 
Drummond’s mode of lighting light- 
houses by means of lime, xxi, 
366. 
Dry rot, G. Gibbs, ii, 114. 
, cause of, xxx, 182. 
— — , P. Rainey, xxxiv, 169. 
, brief strictures on an 
article on, in vol. xxxiv, J. T. 
Plummer, xiii, 197. 
Drunkenness, remedy for, iv, 385. 
Ducatel, J. T., and J. H. Alewan- 
der, report on the geology of 
Maryland, xxvii, 1. 
, experiments on potassium and 
sodium, xxv, 90. 
Dumas, J., on the determination of 
nitrogen in organic compounds, 
xxvill, 134. 
Dumont’s filter and prepared char- 
coal, xxiii, 346.f 
Duncan, H., on the footprints of, 
animals in sandstone in Scotland, 
xv, 84. 
Dunn’s Chinese collection at Phila- 
delphia, xxxv, 391. 
Durant, C. F., improvement of the 
70 
barometer, xxvil, 97.f 
Dwight, H. E., account of the 
Kaatskill mountains, ii, 11. 
EAR 
Dwight, Benj. W., facts illustrative 
of the powers and operations of 
the human mind in a diseased 
state, 1, 431. 
Dwight, S. E., on the eruption of 
Long lake and Mud lake, Vt., xi, 
39.f 
, notice of a meteoric fireball, 
Xill, 385. pe 
Dye, new blue, by Robiquet, xxii, 
197. 
, superior green, vil, 196. 
, pink, from the flower of the 
sweet balm, xxv, 413. 
, for hats, from oak bark, xxii, 
383. 
, employment of iodine as, xv, 
394. 
Dyeing, experiments on coloring 
matter for, MM. Persoz, xxiv, 
380. 
, use of chesnut wood in, 1, 
312. 
E. 
Eagle, bald, iv, 89. 
Earth, action of gravity variable, 
and producing errors in the de- 
termination of the figure of, xv, 
172. 
, Cordier’s essay on the tem- 
perature of, noticed, xv, 109. 
4 , on fluidity of the cen- 
tre of, xv, 117, 118. 
, , on tides in the surface 
of, xv, 1238. 
; , change of level in the 
crust of, owing to contraction or 
to tides in the fluid interior, xv, 
122, 124. 
, Fourier on the temperature 
of, xxxul, 1. 
, heat of the interior of, R. 
Patterson, xxxvi, 357. 
, remarks on the theory of 
central heat, W. Maclure, xv, 
384. 
, deductions from the igneous 
theory of, J. H. Lathrop, xxxix, 
90. 
