Stars and telescopes; a hand-book of popular astronomy, founded on the 9th ed. of Lynn's Celestial motions (1899)
Todd, David P. (David Peck), 1855-1939, Lynn, William Thynne, 1835-1911. Celestial motions · Boston, Little, Brown and company · leaf 89
ocity of light (determined by actual physi-cal experiment, as related in the last chapter) ; and their presentworth is about 80 or 90. The problem of the Suns distance isone of the noblest ever grappled by the mind of man; and noone of the numerous elements with which it is complexly inter-woven… … A GROUP OF SUN SPOTS, SHOWING CHANGES IN EIGHT DAYS {Photographed by Rutherfurd) The Sun 5 ^ Island during that planets favorable-opposition in1877, Dr GlLL obtained a solar parallax of 8.7<S,which gives for the Suns mean distance very nearly93,000,000 miles, — quite certainly within a quarterof…
Astronomy
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