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Manufacture of iron for gun barrels—Barrel welding—Varieties of twist barrels—Damascus and laminated steel—Foreign twist barrels—Varieties and qualities of forged barrels—Weldless barrels—“Greys”—Greener’s solid weldless twist barrel—Steel barrels; Whitworth’s, Greener’s—Burst in wrought-steel barrel—Other metals used in gun manufacture—Gun-making processes; boring, straightening, and grinding barrels—The cartridge chamber—Shooting; gun-makers’ ranges—Testing the shooting—Fine boring and choking—Historical note on choke-boring—Roper’s detachable choke—J. W. Long on choke-boring—Author’s first knowledge of choke-boring—Teasdale Buckle’s opinion of the choke—Various styles of old boring—The cylinder barrel—The varieties of the choke-bore—How the choke is formed—Lapping or lead-polishing—Barrel filing—Breech-action making—Lock-making—Pieces of the gun-lock—Gun-stocks and gun-stocking—Greener’s unbreakable stock—Screwing and finishing—Percussioning—Polishing and case hardening—Engraving and the ornamentation of guns—True value of decoration—Barrel browning—Browning mixtures—Black-browns—Miscellaneous mountings—The use of machinery in gun-making—Machine-made sporting guns