...In 1665 Cassini observed transits of the four satellites, and also saw theirshadows on the planet, and worked out a lunar theory for Jupiter... 
George Forbes 「History of Astronomy」
...Observations were made of transits of Mercury andVenus, and refracting and reflecting telescopes were invented...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...In point of fact,whilst the next three transits of Mercury areas remote as 1907, 1914 and 1924, there will beno transit of Venus at all during the 20th century;not another indeed until A...
George Chambers 「The Story of Eclipses」
...Until recent years Transits of Venus were phenomena of greatimportance to astronomers, for they furnished the best means thenavailable of calculating the distance of the sun from the earth...
Cecil G. Dolmage 「Astronomy of To-day」
...Sidereal timewas determined by observing transits of stars over a meridianline actually laid out upon the ground, etc...
George C. Comstock 「A Text-Book of Astronomy」
...What is seen during transits of Venus over thesun's disk leads to more certain, but yet very puzzling, conclusions...
Simon Newcomb 「Side-lights on Astronomy and Kindred Fields of Popular Science」
...Among the works I had projected was that of rediscussing all theobservations made on the transits of Venus which had occurred in 1761and 1769, by the light of modern discovery...
Simon Newcomb 「Side-lights on Astronomy and Kindred Fields of Popular Science」
...Observe also what phases it must present, andhow transits sometimes take place...
Henry Warren 「Recreations in Astronomy」
...Mercury: Elements;shapes, as seen from earth; transits...
Henry Warren 「Recreations in Astronomy」
...Ramsden's universal theodolite, set up for the purpose of observing transits, excited its share of attention from the curious...
Matthew Flinders 「A Voyage to Terra Australis」
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