Crushing gold bearing ores in mills similar in principle to flour mills, 1556
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Crushing gold bearing ores in mills similar in principle to flour mills, 1556
Crushing gold bearing ores in mills similar in principle to flour mills, 1556. At bottom left goats in a treadmill produce horizontal power which is transferred to a mill (A) through a crown-and-pinion. At bottom right men turn a capstan and power is transferred through a tooth-and-pinion. From De re metallica by Georgius Agricola. (Basel, 1556)
Media ID 14842751
© Ann Ronan Picture Library / Heritage-Images
Agricola Coal Miner Crushing Extraction Georg Bauer Georgius Georgius Agricola Goat Goats Machine Machinery Mechanisation Mechanism Metal Industry Mill Milling Miner Mining Power Generation Treadmill
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