Experimental enquiry concerning the natural powers of wind and water to turn mills and other machines depending on a circular motion : And an experimental examination of the quantity and proportion of mechanic power necessary to be employed in giving different degrees of velocity to heavy bodies from a state of rest. Also new fundamental experiments upon the collision of bodies. With five plates of machines. By the late Mr. John Smeaton, F.R.S. - Smeaton, John, (printed for I. and J. Taylor,, 1794)