The librarian who measured the earth /
Kathryn Lasky ; illustrated by Kevin Hawkes.
- 1st ed.
- Boston : Joy Street Books, c1994.
- 48 p. : col. ill. ; 29 cm.
Includes bibliographical references (p. 48).
Describes the life and work of Eratosthenes, the Greek geographer and astronomer who accurately measured the circumference of the Earth.