The Theory And Practice Of Gunnery, Treated in a New and Easy Manner. With The Construction and Use of an Instrument for readily solving the several Cases, Also Rules for calculating the Charges of Mines, With Remarks on Mr. Belidor's last Method. And Various Problems, of Use to the Practical Gunner. To which are prefixed The Elements of Vulgar and Decimal Arithmetic, &c. By Edward Williams, Lieutenant in the Royal Regiment of Artillery.

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