Inventions & inventors
Subtitle: Military & security
Publisher: Grolier Educational
Published: 2000
Place of publication: Danbury, Conn
Language: eng
Number of pages: 72
ISBN-13: 9780717293841; 9780717293933
Subjects: Weapons; Inventors; Inventions; Locks and keys; Juvenile literature; History
Other titles: Inventions and inventors; Military & security; Military and security
Notes: Includes bibliographical references (p. 68) and index.