Note 458 — Chapter VI · THE FINDING OF STRANGE COASTS.
Reading edition
Footnote 458: See Herschel's Outlines of Astronomy, p. 140. For an account of the method employed by Eratosthenes, see Delambre, Histoire de l'astronomie ancienne, tom. i. pp. 86-91; Lewis, Astronomy of the Ancients, p. 198.[Back to Main Text]