Tom blok Photo collection by Th.Schiöler River and wind powered Dragon-bone chains Photo 74
Dragon-bone chains
Gul streg
Photo 511 x 506 pixels, 43,6 K
 
Another close-up of a dragonbone chain
The chain drive turns clockwise; then the upper part of the chain goes down and the lower part pushes the water up along a wooden shute.
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