A Hand-Ignited Powder-Tester
With border engraved flat shaped brass body carrying an integral border engraved brass barrel of tapering octagonal section with standing circular touch-hole, border engraved circular brass indicator wheel acting against a V-spring and numbered from ‘1’ to ’12’ on one side, wheel retaining bracket engraved with a monster’s head, figured rounded butt.
Literature: The Craft of the Gunmaker 1640-1870 (cat. no. 56, illustrated).
Note: For a discussion on Queen Anne powder testers see “The Queen Anne Pistol 1660-1780)“by John W. Burgoyne (ISBN 0-8855-015-4) p. 99.