№ files_lp_4_process_3_073027
Technical description of a historical ironmaking furnace showing how its underground compartments were designed to control moisture and maintain heat during smelting operations.
Year: Not specified
Region / City: Japan
Subject: Ironmaking technology
Document Type: Technical description
Institution: Museum / Takadono workshop
Author: Not specified
Target Audience: Visitors, researchers
Construction Depth: 3–5 meters
Materials: Stone, charcoal, ash
Maintenance: Occasional, semi-permanent structure
Price: 8 / 10 USD
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