.58 caliber. 36" pinned three-stage octagon to round barrel with baluster turned rings at the transitions. SN: NSN. Browned finish, brass and iron furniture, beech stock. Pointed tail lock in original flint with rounded iron pan that is fenced and bridled with a rounded swan neck cock. Lock marked in three arched vertical lines at the tail "SARGANT/BROTHERS/1850" and with the Hudson's Bay Company trademark "{Tombstone Fox}/EB". Barrel marked "LONDON" on the top flat and with another Hudson's Bay Company mark and a set of post-1813 Birmingham commercial proof marks . Typical Northwest Trade Gun features including serpent side plate, over sized iron triggerguard, carved moldings around the lock mortise, counterpane and tang and simple screw retained flat brass buttplate. Ribbed brass pipes retain what appears to be the original wooden ramrod which has been carved at the end into a jag. Sargant & Son, later Sargant & Brothers, produced Northwest Trade guns for the American Fur Company and the Hudson's Bay company from the mid-1830s through the early 1850s. A solid example of a mid-19th century flintlock trade gun made towards the end of the period that this gunmaker was in business.