Shells are skeletons
By: written and illustrated by Joan Berg Victor.
Series: Let's-read-and-find-out science books
Publisher: Crowell
Published: 1977
Place of publication: New York
Language: eng
Number of pages: 33
Subjects: Mollusks -- Juvenile literature.; Mollusks.; Shells.
Description: Describes how mollusks, such as clams, oysters, limpets, and snails, build their shells and use them.