Lectures on Select Subjects in Mechanics, Hydrostatics, Hydraulics, Pneumatics, and Optics: With the Use of the Globes, the Art of Dialing, and the Calculation of the Mean Times of New and Full Moons and Eclipses |
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againſt alfo alſo altitude angle atmoſphere axis axle ball becauſe body brafen meridian cauſe center of gravity centrifugal force circle cloſe confequently cylinder declination defcribe degrees dial diameter diſtance earth ecliptic equal equator equinoctial fall fame fcale femicircle fhadow fhew fhould fide figns firſt fixed fmall fome force fouth fpring fquare ftile fuch fun's place fuppofe furface glafs glaſs gnomon hole horizon hour-lines inches interfection itſelf juſt latitude lefs lever moon motion muſt north pole object oppofite ounces paffing parallel perpendicular pifton pipe plane plate polar circles pole preffed preffure pulley pump quadrant quickfilver raiſed ratchet-wheel rays refracted rife right line round ſcale ſmall ſpace ſphere ſtand teleſcope thefe theſe thofe thoſe Troy weight trundle tube turn the globe uſe veffel velocity weft weight wheel whofe winch