Preliminary operations in the preparation of fire-works, and observations on the preservation of Gunpowder, and sundry manipulations, 235 Sec. i. Of the Workshop, ib. ii. Of the Magazine, ib. iii. Of the Driving or Ramming of Sky-rockets, 236 iv. Of the Boring of Rockets, 238 v. Of the Preservation of Steel or Iron filings, 239 vi. Of the Making of Wheels and other Works incombustible, 240 vii. Of the Formation of Rocket and other Cases, 243 viii. Of Tourbillon cases, 245 ix. Of Balloon Cases, or Paper Shells, ib. x. Of Cases for Illumination Port-Fires, 246 xi. Of Cases and Moulds for Common Port-Fires, 247 xii. Of Pasteboard, and its Uses, 249 xiii. Of the Pulverization of Substances, 253 xiv. Of Mixtures, ib. PART III. Fire-Works in General, 255 CHAPTER I. Observations on Fire-works, 255 CHAPTER II. Fire-works for Theatrical Purposes, 262 Sec. i. Of Puffs, or Bouffées, ib. ii. Of Eruptions, 263 iii. Of the Flames, 264 iv. Of the Fire-rain, ib. v. Of other Compositions for Fire-rain in Chinese Fire, 265 vi. Of Thunderbolts, (_Foudres_), ib. vii. Of Dragons and other Monsters, 266 viii. Of Lightning, 267 ix. Of the Artifice of Destruction, ib. x. Of the Spur-Fire, ib. xi. Of the Coloured Flame of Alcohol, 269 xii. Of Red Fire, 270 CHAPTER III. Of Portable Fire-works, 271 Sec. i. Of Exhibitions on Tables, ib. ii. Of Table Rockets, 272 iii. Of the Transparent Illuminated Table Star, 273 iv. Of Detonating Works, ib. CHAPTER IV.