• publisher: New York, The Macmillan company
  • creator: Lowell, Percival, 1855-1916
  • Keyword: Cosmogony. Mars (Planet)
  • years: 1908.
  • pages: xix p., 1 l., 288 p.
  • class: QB641
  • notes: Eight lectures delivered at the Lowell institute, published in six papers in the Century magazine.--cf. Pref.
  • download: pdf file