Springs
By: words by Harlan Wade ; concept and ill. by Denis Wrigley.
Contributors: Wrigley, Denis.
Publisher: Raintree Childrens Books
Published: 1977
Place of publication: Milwaukee
Language: eng
Number of pages: 32
Subjects: Springs (Mechanism) -- Juvenile literature; Springs (Mechanism)
Description: Easy-to-read text explains how the springs used in such objects as toys,  clocks, and chairs, operate.