INDEX, 
A 
Agenda, for a theory of the earth, 122, 
193, 208, 262, 328, 456. 
Areometer, Beaume’s, 85. 
for salts, 88. 
for spirits, 88. 
Artillery, wooden matches for, 46. 
Artillery, Carnot’s suggestion on its most 
proper elevation, 239. 
Artillery, at sea, on charges of greatest 
efficacy for, 277. 
B 
Bartholdi, on spontaneous inflamma- 
tions, 241. 
Bed, and elastic frame, for sick and 
wounded, 316. 
Blowing up rocks under water, 114. 
Bridge, Elmes’ portable, 268. 
Brunswick green, to prepare, 240. 
Bolton’s description of an improved ju- 
ry mast, 216. 
Bolton’s contrivance for securing the 
shrouds of ships, 217. 
Boswell’s improved capstan, 220. 
Buttons, manufacture of gilt, 228. 
Butter, to preserve, 400. 
C 
Cathery, on preparing ox gall for pain- 
ters, &c., 151. 
Capstan, an improvement in, 220. 
Cement, for broken iron vessels, 240. 
Centigrade thermometer, 84 
Chaptal, on wine, and cultivating of 
vineyards, 131, 178, 270, 343, 401. 
Cheese, English, facts connected with, 
400. 
Combustion, spontaneous, observations 
on, &.c., 54, 90, 161, 241, 253, 322. 
Corn, ventilator for, on shipboard, 307. 
Curriers spent oil, 1 60. 
D 
Davis’s improved machine for painters 
and glaziers, 454. 
E 
Engravers, description of a moveable 
table for, 64. 
Engravings, head of Lavoisier. 
title page. 
instruments for making gunflints, 
33. 
moveable table for engravers, 64. 
Engravings, vignette— steam boat, 81. 
bed, &c. for sick and wounded, 
316. 
blasting rocks under water, 108. 
camp telegraph, 384. 
etching with fluoric acid, 238. 
furnace for the manufacture of 
gilt buttons, 228. 
head of Franklin, 161. 
head of sir Isaac Newton, 401. 
hippograph, 447. 
homograph, 384. 
improved jury mast, &c,, 216. 
improved capstan, 228. 
improved letter file, 453. 
machine for glaziers, &c., 454. 
machine for shoemakers, 448. 
do. do. 448. 
Nooth’s apparatus improved, 387- 
portable bridge, 268. 
Swedish stove, 108. 
signals by fire, 296. 
to obviate the lifting of ships, 370. 
ventilator for corn, 316. 
vignette— -architecture, 321. 
F 
Fahrenheit’s thermometer, 81. 
File, for receipts and letters, improved, 
453. 
Flour warehouse, aceouut of an explo- 
sion in one, 54. 
Fluoric acid, etching on glass with, 230 
Fusees, English incendiary, examination 
of, 399. 
G 
Gay Lussac’s analysis of English incem 
diary fusees, 399. 
Gilt buttons, account of their manufac- 
ture, 228. 
Glaziers, an improved machine for, 4 54. 
Gunflints, on the art of making, 33. 
Guyton’s stove, on the principles of the 
Swedish fire place, 105. 
H 
Haussmann, on maddering and dying 
Turkey red, 139, 208, 253. 
Haussmann, on spontaneous inflamma- 
tion, 253. 
Hippograph, for a reconnoitring party, 
447. 
Homograph, or method of communica* 
ting signals by sea or land, 382, 
