The screw
By: Patricia Armentrout.
Series: Simple devices
Publisher: Rourke Press
Published: 1997
Place of publication: Vero Beach, Fla
Language: eng
Number of pages: 24
Subjects: Screws -- Juvenile literature.; Screws.
Description: Text and pictures introduce the screw, a simple machine used primarily as a fastening device.
Notes: Includes index.