Indigo, a fulminating powder from, 177

Indian white fire, 580
composition of the, ibid
matches for the, ibid

Ingenhouz, Dr. his remarks concerning gunpowder, 120

Inflammable powder of M. Gengembrie and Bottée, 50

Infernal machine, 512

Inflammable ball, 577
air, 20
works, 383
pistol, 384
lamp, ibid
dart, 574

Iodide of azote, a fulminating substance, 177

Iron cylinders and cases, why preferred for charring wood, 91
use of, in fire-works, 201
cast, or crude, an ingredient of Chinese fire, ibid
pig, or crude iron, 206
properties of, 201
the effect of, in brilliant and Chinese fire, ibid
sand of the Chinese, powdered cast iron, ibid
chambers of, for fire-ships, 509
their use, ibid
some preparations of, 201
theory of the effect of, in fire-works, 202
filings, how preserved, 239
in brilliant fire, 4

Irrorateur, 288

Isinglass, used in composition, 19
its properties, 214

Italian roses, 313
composition for, ibid


J.

Japanese cement, 252

Jerome, his remarks on the lights of Antioch, (note.) 428

Jessamine fire, composition of, 271

Jet, 156
fire, 367

Jews, festival of, had illuminations at the, 24

Joblonski, his account of the horse condemned at Lisbon, (note.) 28

Julius Camillus, his homunculi, 34


K.

Karabé, 156

Kircher, his mirror, 562

Kurtz, his patent for preparing charcoal, 93


L.

Laboratory, in Pyrotechny, 228

Laboratory tools, ibid

Lampblack, in spur fire, 10
action of, in spur fire, ib.
accension of, by nitric acid, 51
how made, 89, 144
origin of the name of, 144
houses, ibid
properties of, 145
purity of, how discovered, ibid
artificial tannin from, ibid
quality of, how improved, ibid
durable ink, prepared with, ibid
used in printers' ink, ibid
a constituent part of Close's ink, ibid

Lampadaria, what, 428

Lamptericæ, ibid

Lamp, inflammable air, 430

Lamps, kinds of, 429
various patent, (note.) 430
custom of the Turks with, 24
Pococke's account of, in a synagogue, ib.
Persian ceremony with, 25

Lances of illumination, 314
sundry compositions for, ibid

Lance à feu, composition of, ibid
stink fire, ibid
slow white flame, 315
composition of, ibid
for petards, 318
how made, ibid
of service, ibid
composition for the, ibid

Lanterns, feast of the, in China, 25

Lapis Calaminaris, 195

Lardons, same nature as serpents, 298

Lead, recommended for the preservation of powder, 140
experiments with, for this purpose, ibid
cartridges formed of sheet, ibid
black, 209
used for the glazing of powder, 111

Leaders, 294, 295
threading and joining of, 294
for small cases, how used, ibid

Lee, Sergeant, his account of Bushnel's turtle, 518
his adventure with a submarine vessel, ibid
his adventure with a balloon-ship, (note.) 521

Libanus speaks of his native city, on account of the lamps, (note.) 428

Lights, pocket, how made, 22, 75
various kinds of, 315
composition for, ibid
common, composition for, ibid
red, composition for, 316
sundry compositions of, for different calibers, ibid
brilliant, &c. composition for, ibid
for all calibers, ibid
another, ibid
large Jessamine, 317
small Jessamine, ibid
tabular view of compositions for, ibid
Bengal, 377
composition of the, 378
observations on the, ibid

Lightning, the Ancients knew how to attract the, 31
how represented, 267

Lime, promotes the formation of nitre, 53
the carbonate of, the same effect, ib.

Lime, 194
its use in fire-works, 195

Line rockets, 345

Linseed oil, 218

Lixivium for slow match, how made, 293

Longchamp, his improvement in refining saltpetre, 67

Lycopodium used in priming powder, 76
imitating lightning, 267


M.

Machines, infernal, 512

Magazine, 235
principles of forming a bomb proof, ibid
lightning rod for a, 236
access of moisture in a, how prevented, ibid

Magic lantern, 44
phantasmagoria with the, ib.

Magi, character of the Ancient Egyptian, 27

Mallets, 231

Maltha, 155

Mandrils, 230

Marble, bituminous, 155

Marks, gunpowder, 143

Mariotte, his theory of the flight of rockets, 14

Marrons, 318
made to imitate the explosion of mines, 264
how made, 318
how fired, 319
batteries of, how formed, ibid
for service, ibid
cubical, ibid
figure of the paper, before forming, 320
shining, 320
for what designed, ibid
Murdering, 557

Mastich, 163
from the Pistacia lentiscus, ibid
used in the scented paste, 164

Matches, in artillery, 471

Match, 292
quick, ibid
slow, 293
lixivium for slow, ibid
principles with respect to the combustion of, 296
proportion of substances for forming, 297
slow (military), 471
how prepared, ibid
rope for, 472
lixivium for, ibid
nitre, why used, ibid
how polished, ibid
another process for preparing, ibid
how made at Gibraltar, ibid
made of sugar of lead, ibid
quick, process of M. Bigot for, 477
different compositions for, 478
of worsted, ibid
how made with expedition, ibid
rod, artillery, of M. Cadet, 474
experiments with, ibid
incendiary, 492
how prepared, ibid
phosphoric, 85
wood, 571
paper, 294
for cyphers, blue and green, 324
purple, or violet, 325

Meal-powder, 234

Mealing table, how made, 83

Mealing of brimstone, ib.

Medici, house of, bribed to abolish the Academy del Cimento, 28

Mercury, fulminating, 171

Mercury, corrosive muriate of, 186

Metals, used in fire-works, 4

Metallic preparations, some detonate, 23

Metallic copper, how obtained by precipitation, 222
used in fire-works, 223

Meteors, imitation of natural, 325

Meteorolites, 62

Meteoric phenomenon, ib.

Mexia, Peter, his remarks on gunpowder, 98

Miasmata, of what composed, 60
produce fevers, ib.
produce yellow fever, 60
how destroyed, (note.) 61
kind of, supposed to produce yellow fever, ib.

Military Pyrotechny, what, 456

Milk of sulphur, 83

Mine pots, 299
composition of, ibid

Mines, and mining, 550

Minerva of Sais, festival of, (note.) 428

Mineral tar, 154

Miracles, 29

Mirrors, powerful effects of, 562
Archimedes employed, with success, 563

Mix, lieut. his unsuccessful attempt with a torpedo, 522

Mixtures, how made for fire-works, 253

Morey, his experiment with nitre and oil, 51
with tar, 433
with rosin and boiling water, 432

Mortars and pestles, 233
paper, 350
to throw aigrettes, 350, 363

Moore, his remarks on rockets, 15

Moon and stars, 421

Mosaic candles, 381
theory and effect of, 17
gold, 200
tourbillons, 358
composition of, 360
simples, 381
how used, ibid
moulded stars, 382
composition of, ibid

Moses, how he differed from the Magi, 30
rod of, miracles wrought with the, 29

Mother water of nitre, 57

Moulds, for common port-fires, 247

Muriated gunpowder, what, 76

Muriate of Ammonia, 184

Mushet, his remarks on iron, 210

Mutations, a regulated piece of nine, 408

Myrrh, 164
used in odoriferous fire, 165


N.

Naphtha, 153
the substance, which burnt Creusa, ibid
Alexander the great, surprised at the effects of, ibid
used by the Ancients in exhibitions, 154
Hanway's account of, ibid
Pinkerton's observations on, ibid
grounds, singular properties of, ibid
used in the Greek fire, 154

Neptune, how represented in fire, 450

Nitre, 48
fixed by charcoal, 49
used in the formation of gunpowder, 50
its quality, how judged of, by fire-workers, 51
how procured in the East, 52
districts, what, ib.
how procured at Lima, ib.
regale, in Germany, what, ib.
how obtained in Germany, ib.
from old walls, buildings, &c. 53
formed with animal and vegetable matter, ib.
collected in the East Indies, ib.
quantity used in China for fire-works, ib.
bed of, at Apulia, near Naples, ib.
how obtained in Switzerland, ib.
springs, in Hungary, ib.
convocation at Paris, of young men, to receive instruction for forming, ib.
Caves of the United States, 54
obtained from the soil of tobacco-houses, ib.
beds, artificial, ib.
how extracted from the nitrous earth of nitre caves, 54, 55
crude, what, 54
earth, what, ib.
found in caves in a state of purity, ib.
caves of Tennessee, Virginia, and Maryland, ib.
cave, a, how discovered, 55
in the grease, what, 56
theory of the process of extracting, 57
crystallization of, ib.
rough, ib.
rock ore of, how treated, ib.
caves, observations on, 59
Brongniart's direction for refining, 62
process for extracting, in France, 63
old process for refining, 66
Chaptal's observations, &c. on, 67
conditions necessary to form, 70
how extracted from damaged gunpowder, 72
how to ascertain its purity, ib.
how reduced expeditiously to powder, 73
cubic, 74
caves of Africa, a bituminous substance found there, 58
native, in the nitre caves of the United States, 56
native, of Africa, 58
in the sandstone strata of Africa, ib.
caves of Africa, contain animal excrement, ib.
in the cave at Nicajack in Georgia, ib.
quantity obtained at Nicajack, 59
supposed origin of, at Nicajack, ib.
in the cave at Corydon, Indiana, ib.
caves of East Tennessee, Kain's remarks on, ib.
of the Cumberland mountains, ib.
causes which are supposed to form, ib.
used in the manufacture of candles, 186

Nitrification, what, 70

Nitrous efflorescence, the ancient scrophula contra lapides, 53

Nitrate of potassa, nitre, or saltpetre, 48
of soda, used in fire-works, 8
of strontia, ib.
produces flame, ib.
of soda, 73
experiments with, by Bottée & Riffault, 74
of copper, 223
uses of, in fire-works, ibid
use of, for matches, ibid
preparation of, ibid

Nitrates of different bases, may be used in fire-works, 8
all contain oxygen, ib.

Nitric acid, 51
how prepared, ib.


O.

Odoriferous fire-works, general principle of, 21
water balloons, 286, 446
flambeaux, 289
and fetid fire, 290
fire, by spontaneous accension, 288
pastilles, or crayons, 286
vases of the ancients, ibid

Odour, classification of, ibid
extreme divisibility of, 285

Oils, essential, 163
inflammation of, 51
used in odoriferous fire, 285

Oil of vitriol, 82

Oil, phosphorized, 85
detonating, 179
linseed, 218
why required in boring of rockets, 238
used for the preservation of iron or steel filings, 239
of spike, 156
how prepared, ibid

Olefiant gas. See fire-works with hydrogen gas, 89

Ores, many, furnish sulphur by sublimation, 80
how treated to yield sulphur, ib.

Orenburg gum, 147

Ordeal by fire, what, 37

Orpiment, 187

Oxygen gas, how obtained from nitre, 49
in nitrates and chlorates, 8
an important agent in fire-works, 2

Oxides, formed by combustion, what kind of, 4

Oxide of copper, in fire-works, 222
how obtained, ibid


P.

Pagan Priests, conscious of their deceptions, 30

Palm trees, representation of, 401

Paper press, 234
different kinds of, used for cases, 250
how made incombustible, ibid
how coloured and glazed, 251
preferred for cases to wood, 262
cases used by the Chinese, ibid
touch, or match, 294
mortars, 349
Swedish stone, 250
incombustible, of amianthus, 251
Chinese, ibid
observations on, ibid

Parasols, Chinese, 405

Paris, fire-works at, in 1739, 257

Paste, 252
patent, ibid
Japanese, ibid
odoriferous, 287
board, how made, 249
uses of, ibid
for fire-works, Chinese mode of making the, 252

Pastilles, or pastes, 286
composition of, 287

Peach-wood, raspings of, 76

Pearl ash, 190

Perchloride of Mercury, 186

Persia, the sacred fire in, 386
grounds of, contain inflammable air, ibid
the followers of Zoroaster in, ibid

Petard, 298
for war, 505
table of the dimensions of the, ibid

Petards, composition for, 506

Petroleum, 154

Payard, M. his burning mirror, 565

Peyre, his remarks confined to gunpowder, 16

Phantasmascope, 47

Phantasmagoria, 44
thunder and lightning with the, 47

Phalaris, bull of; (note.) 28

Philosophical phial, 214

Phlogiston, supposed to have existed in acids, 70

Phosphorus, 84
general properties of, 85
how prepared, 86

Phosphoric matches, and fire bottles, 85
stone, 86
tapers, 85
pencil, 86
ether, 85
oil, ib.

Phosphuret of lime, its effect in water, ib.
of Wurzer, 86

Phosphuretted hydrogen gas, 85

Piece, regulated, of nine mutations, 408

Pinks, fire, from flower pots, 10

Pin wheels, 395
composition for, ibid

Pipes of communication, 443
for fire-works, 295
how joined together, ibid
how made, ibid
why necessary, ibid

Pitch, Jews', 155
how made, 147
use of, in fire-works, ibid
a composition of, almost inextinguishable, ibid
used in the Greek fire, ibid
used in incendiary fire-works, see military fire-works.
Burgundy, furnished by the Pinus Abies, ibid
white, ibid

Plane board, 233

Platinum, fulminating, 176

Pliny, his account of Porsena, 31
of Numa Pompilius, ib.
of Tullius Hostilius, ib.

Plumbago, 209

Plutarch, his account of Naphtha, 32

Pocket lights, how made, 22, 75

Poisoned arrows, 566
of savages, of what composed, 567
sundry plants for, specified, 568
the Arabs, how they make, ibid
of the island of Java, ibid
Asiatic, with what poisoned, ibid
of the Alps, ibid
ancient Europeans, how they made, ibid

Polydore Virgil, to whom he ascribes the invention of powder, 99

Polygonal mirror, its effect, 565

Pontiffs, the, considered learning opposed to their views, 28
their arbitrary edicts, ib.
bribed the house of Medici, ib.
abolished the academy Del Cimento, ib.

Port-fire, cases for, 247
length of, ibid
origin of the term, ibid
how made, by the Strasburg formula, ibid
Strasburg, composition of, 248
how generally made, 479
instructions of M. Bigot respecting, ibid
composition of, various, ibid
usual length of, 480
wet and dry, ibid