Model of water powered mining track system. Described in the inventory of 1779 as "Model of hoisting plant, arranged at the Falu mine and the King Charles XII's shaft.". The Charles XII hoist was built by Christopher Polhem in 1701. According to the model chamber's inventory of 1779 is the hoisting constructed by Polhem and built during his lifetime. The model is manufactured accorded to drawings which were handed over by Cronstedt.