Fossils tell of long ago /
by Aliki.
- Rev. ed.
- New York : Harper & Row, 1990.
- 32 p. : col. ill. ; 18 x 23 cm.
- A Let's-read-and-find-out book .
- Let's-read-and-find-out books. .
"A Harper trophy book."
Explains how fossils are formed and what they tell us about the past.