INDEX TO VOLUME XXL.’ 
-—D+o— 
A. sit g bones, 56 
gs Cement for boon vessels, 149 
e Americana entral Prof. Strong on, 66, 334, 
ieee geological, of reptiles, 359. Ichareou, > manufacture of 156. 
Agriculture in the West, 193. Chiorate ens 2. 
_— of — eigen of, in conge- brat ether, 64 
eof + a uisinfection byt 149. 
369, 
—- "ot b ismuth; tin noe lead, 371. 
—— and lead, 87 hlorides 
American Botanical osietag 187. Chlorine jee pi antidote to prussic vat 157. 
——— Conchology, by Say, 179. Chromium, metallic, ioe rocess for, 375. 
cust, D, Thomas on, 188. ince of birds, 38 
Ammon e oxide of iron, 155. Clement's ee 
Analysis of Saratoga and Ballston water, |C of Pe geatoaii, Mr. Pom- 
y Dr. Steel, 182. 
Animal poison, remedy for, 158. Cobat sae Chat mine, 195. 
re a 30. 
Color r, produced by Slactticity., 373. 
B. : Colors, ese ok » by galvanism, 316. 
Compression 0 ids, 381. 
ese ener of, 382. Cone ialeey; American, by Say, 179 
songs of, 1 ||—_—____ elementary work on, 389. 
Bismuth and em i pea of, "CNET marine, Conrad’s, 389. 
peered powers of ee gases, 374. 
a Condue' lightnin ea 
Boue ates ‘“ » 56. talaria jalne ot t, 27 
Botany, edie LLindley’s naturallic Cutler ry, fine ego to, 168. 
a ati 
Cuvier’s Régne A erican trans- 
lation of, 383. . Acta! ese 
system n38o, 
Beewater, 2 David, Dr., on double refrac- 
sabia of pinay and secondary rain- 
