A course of lectures on the steam engine

12 inches diameter 122 minutes aperture apparatus applied atmosphere axis barometer beam beneath the piston body boiler bottom Boulton and Watt bulk bushel of coals centrifugal force cistern cold water column of water communication connected contrived crank cylinder density descend diagram DOUBLE ACTING drive effect elastic vapour employed equal experiment filled flame fluid fly-wheel foot high Greenock heat Henry Bell high pressure steam horses immersed injection-pump invention Jonathan Hulls lecturer lever liquid lower machine Marquis of Worcester mechanical mercury mosphere motion move multiply munication operation parallel motion Partington Patent perfect pillar of water pipe piston rod placed pounds pressed proportion pump pump-rods purpose quantity of matter raising water retort Savery's engine screw shew Smeaton space specific gravity spirit lamp square inch steam engine steam vessels strokes per minute temperature tion tube vacuum valve Watt weight G wheel H Woolf's