CHAPTER II.
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.
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.