Ferguson's Lectures on Select Subjects in Mechanics, Hydrostatics, Hydraulics, Pneumatics, Optics, Geography, Astronomy, and Dialing: With Notes and an Appendix Adapted to the Present State of the Arts and Sciences, Volume 1 |
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altitude angle avoirdupois axis axle ball body bottom brasen meridian brass Brisson bucket centre of gravity centrifugal force circle colours concave convex glass cornea cubic inches cylinder degrees diameter divided draw earth ecliptic equal equator equinoctial eye-glass fall feet fixed fluid focal distance focus half Häuy heavens hole horizon hour inclined plane Kirwan Klaproth latitude LECT length lever longitude machine mirror moon move Muschenbroek nearer north pole object ounces parallel pipe piston plane plate polar circles pounds pressure pulley pump quadrant quicksilver raised rays receiver refracted retina rise rope screw shew side south pole specific gravity sphere spring square stars stone sun's place suppose surface telescope tion troy troy ounces Troy weight trundle tube turn the globe turned round valve velocity vessel VIII wedge weight wheel whole winch