of 45 degrees, through their centers. This will simplify the matter of spacing the paddles equidistant from one another (Fig. 67). Use brads for fastening the side pieces to the paddle ends. Those removed from the cigar boxes will do.
The Wheel Shaft should be a trifle shorter than the inside width of the can, and enough smaller than the ¼-inch hole in the wheel side pieces so the wheel will turn freely. Locate the centers for the axle upon the two sides
Fig. 65.—The Completed Water-Motor Wheel.
Figs. 66 and 67.—Details of Water-Motor Wheel.
of the can, in the proper position so there will be the same margin above and at the ends of the wheel. Drive a nail through each side of the can into the axle end.
An Outlet for the water after it has passed over the wheel paddles must be provided, and the best way is to fasten a strip to two opposite sides of the can so as to raise the bottom about an inch, as shown in Figs. 62, 63, and 64.
For a Pulley-Belt use a piece of heavy cord. Cut a slot through the front of the can for the belt to run through,
