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Tchudi, Stephen, 1942-

Lock & key : the secrets of locking things up, in, and out / Stephen Tchudi. - First edition - 113 pages : illustrations ; 24 cm.

Includes bibliographical references (p. 107-108) and index.

Describes the development and uses of different kinds of locks, relates stories about important locks in history, and discusses the meanings that the words "lock" and "key" have taken on in our language.

ISBN: 0684193639 : $14.95 ($18.95 Can.)

LCCN: 92043252

Subjects--Topical Terms:
Locks and keys--History--Juvenile literature.
Locks and keys--History.

LC Class. No.: TS519.5 / .T4 1993

Dewey Class. No.: 683.3