A Treatise on the Teeth of Wheels: Demonstrating the Best Forms Which Can Be Given to Them for the Purposes of Machinery; Such as Will-Work and Clock-Work, and the Art of Finding Their Numbers

A Treatise on the Teeth of Wheels: Demonstrating the Best Forms Which Can Be Given to Them for the Purposes of Machinery; Such as Will-Work and Clock-Work, and the Art of Finding Their Numbers