This is the way it works
Subtitle: a collection of machines
By: by Robert Gardner ; illustrated by Jeffrey Brown.
Contributors: Brown, Jeffrey, 1948-
Edition: 1st ed.
Publisher: Doubleday
Published: 1980
Place of publication: Garden City, N.Y
Language: eng
Number of pages: 127
Subjects: Machinery -- Juvenile literature; Electric apparatus and appliances -- Juvenile literature; Medical instruments and apparatus -- Juvenile literature; Machinery
Description: Explains the mechanisms of such machines as the iron lung, the incandescent light bulb, a zipper, and a roller coaster.
Notes: Includes index.