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 204
-termined the inclination of theplanets axis to its orbit, andmeasured the oblateness ofMars. Early in the 19th century came Flaugergues, Harding,and Arago who observed the planet for 36 years; and in1830-40, Beer and Maedler, who drew the first map of Mars,with the markings then known (among them… … arago (17S6-1S53 156 Stars and Telescopes opposition of 1862 being Sir John Herschel, Kaiser, Secchiwho studied the colors of different regions, Lord Rosse, Las-sell, and Lockyer whose fine sketches inaugurated the modernstandard of excellence. From that time onward, there havebeen critical…
Astronomy
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