c. 1880 Ore Furnace Patent Model with Patent Documents by James Bujac vintage desk but caution should be used

but caution should be used when moving or exposing to high-traffic areas

long-lasting

MM - C-6185 - 111023

1960s Penn/Johnson Controls compact dual pressure control

The lamp retains a wide frosted glass shade with remnants of blue painted floral details

c. 1880 Ore Furnace Patent Model with Patent Documents by James Bujac vintage desk but caution should be usedOriginal 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