Title
Refining copper in a furnace
Caption
Refining copper in a furnace. In the foreground a coating of copper is being hammered off an iron bar. This was a method of testing to see if the metal was sufficiently refined. From 'De re metallica', by Agricola, pseudonym of Georg Bauer (Basle, 1556)
Date
1556
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP15A00_016
License type
Rights managed
Available size
16,4Mb (1,3Mb) / 8,2in x 7,8in / 2460 x 2325 (300dpi)