Title
Two horizontal water wheels, the left with highly curved blades more efficient than flat blades on right
Caption
Two horizontal water wheels, the left with highly curved blades more efficient than flat blades on right. Early form of turbine. From Andreas Bockler "Theatrum Machinarum Novum", Nuremberg, 1673. Copperplate engraving.
Date
1673
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07102_460000154
License type
Rights managed
Available size
27,4Mb (3,3Mb) / 9,0in x 11,8in / 2707 x 3543 (300dpi)