
Bellows operated by camshaft
Bellows operated by a camshaft, supplying draught to a smelting furnace. From "De re metallica", by Agricola, pseudonym of Georg Bauer (Basle, 1556). Woodcut. (Photo by: Universal History Archive/UIG via Getty Images)
Credit
Universal Images Group
/ Universal History Archive
Dimensions
2984 x 5100 pixels
Print Size @ 300 dpi
10 x 17 inches / 25 x 43 cm