A flintlock blunderbuss

A flintlock blunderbuss, octagonal steel barrel 16 in. with small flare to the muzzle, top flat engraved 'LONDON', with London view and proof marks and barrel maker's mark of 'IR' beneath a crown, lock plate signed Bass and possibly a replacement, walnut full stock with brass furniture, brass tipped wooden ramrod, late 18th Century.

Blackmore list a John Bass, originally of Grantham in Lincolnshire, working in London in partnership with Twigg until 1790, and on his own until his death in 1795.