found: Dragoni, G. Eratostene e l'apogeo della scienza greca, c1979:t.p. (Eratostene)
found: Oxford classical dict., 1950:p. 336 (Eratosthenes of Cyrene; ca. 275-194 BC; head of Alexandrian Library; called himself Philologus)
found: Encyc. brit., 1972:v. 8, p. 670 (Eratosthenes; ca. 276-194 BC; writer on math, geography, astronomy)
found: Encyc. Amer., 1975:v. 10, p. 542 (Eratosthenes; ca. 276-195 BC)
found: Collier's encyc., 1973:v. 9, p. 288 (Eratosthenes; ca. 275-194 BC)
found: Le ciel, c1998:t.p. (Eratosthène)