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