ART. V.
Of Water-Mills for Grinding of Corn.
Lib. 10.
Chap. 10.
Ater-Mills were moved by the help of a great VVheel which had many VVings, which were forced by the Current. The Axle-tree of this great VVheel, traversed another VVheel which had Cogs, which made the Lanterne or Trundle-head go, which was placed Horizontally, which was traversed by a Beam of Iron, which entred through above, into an Iron in form of a VVedge, which helped to fasten the Beam in the Mill-stone, above which was the Mill-Hopper, in form of a Funnel.
ART. VI.
Of other Hydraulick Machines.
HERE were many other Machines which moved by the help of the VVater, as Hour-Glasses, Organs, Machines for Measuring the VVays, and knowing the swiftness or slowness of Sailing.