Title
Revolving wooden wind vanes, 1556
Caption
Revolving wooden wind vanes fitted to the top of mine ventilation shafts. When they revolved they acted as extractor fans sucking stale air from the mine. From 'De re metallica', by Agricola, pseudonym of Georg Bauer (Basle, 1556). Woodcut.
Date
1556
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP15A00_006
License type
Rights managed
Available size
16,3Mb (1,1Mb) / 8,2in x 7,8in / 2445 x 2335 (300dpi)