7 results filtered with: Charles Leadbetter
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Astronomy; or, the true system of the planets demonstrated. Wherein are shewn by instrument, their anomalies, heliocentrick and geocentrick places both in longitude and latitude ... : likewise the places of the heavenly bodies and motion of the earth ... to which is prefix'd, An alphabetical catalogue of as many terms in astronomy as are most useful ... / by Charles Leadbetter.
Charles LeadbetterDate: 1727- Books
Mechaick dialling; or the new art of shadows / [Charles Leadbetter].
Charles LeadbetterDate: 1756
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The description and use of ... Gunter's quadrant ... To which is added, the use of Nepiar's [sic] bones in multiplication, division, and extraction of roots ... / [William Leybourn].
William LeybournDate: 1731-1732
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Leybourn's Dialling improv'd. Or, the whole art perform'd, I. geometrically ... II. arithmetically ... Also, how to describe all necessary furniture for sun-dials ... With reflective dialling ... To which is now added, instrumental dialling ... and likewise mechanick dialling ... with the manner of ordering oyl and colours for painting sun-dials. Concluding with tables ... / By Henry Wilson.
William LeybournDate: 1728- Books
Mechanick dialling; or, the new art of shadows / [Charles Leadbetter].
Charles LeadbetterDate: 1737
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A compleat system of astronomy ... Containing the description and use of the sector; the laws of spheric geometry; the projection of the sphere; the doctrine of the sphere; and the eclipses of the sun and moon for 37 years. Together with all the precepts of calculation. Also New tables of the motions of the planets, the fixed stars, and the first satellite of Jupiter. To the whole are prefix'd astronomical definitions, for the benefit of young students / [Charles Leadbetter].
Charles LeadbetterDate: 1728
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A treatise of eclipses of the sun and moon for thirty-five years, commencing anno 1715, ending 1749 : containing the beginning, middle and ending, the digits eclipsed together, with the types of those that will be visible at London, with the general times of the solar eclipses, and the limits of the shade of the moon determined to which are added, the calculations of the times of the transits of Venus and Mercury over the sun, with the types thereof, for seventy-nine years and the conjunctions of Jupiter and Saturn, to the year 1821 / by Charles Leadbetter.
Charles LeadbetterDate: 1731