c. 1880 Ore Furnace Patent Model with Patent Documents by James Bujac ships wheel SS - C-19704 - 031826

SS - C-19704 - 031826

25" in width by 10

with minor deformation to the leather form consistent with age and handling

continuing along the apron for a consistent

c. 1880 Ore Furnace Patent Model with Patent Documents by James Bujac ships wheel SS - C-19704 - 031826Original patent model representing James Bujac's Ore Furnace and Reducer, patented November 9, 1880 (U. S. Patent No. 234,170). Constructed of hand fabricated sheet metal, the model illustrates Bujac's proposed furnace design with a tapered ore hopper, firebox, flue openings, and hinged access doors corresponding to the patent drawings. Designed to process metalliferous ores, the invention employed a closed ore cylinder and retort system intended to