In the Middle Ages the miners extracted the ore by a windlass.

In the Middle Ages the miners extracted the ore by a windlass.

Turn the handle and the miner will move and the bucket will go up and down.

Author: Walter Ruffler
Crank mechanism Size: 8,5 x 8 x 23 cm
2 construction sheets DIN A 4

Difficulty class: middle

Published by: Walter Ruffler Paper automata