TY  - BOOK
AU  - West, David, 
AU  - Parker,Steve
TI  - 53 1/2 things that changed the world: and some that didn't! 
SN  - 0750012447
AV  - JUV 01513 
U1  - 609 
PY  - 1992///
CY  - Hemel Hempstead
PB  - Simon & Schuster Young Books
KW  - Inventions
KW  - History
KW  - Juvenile literature
N1  - Includes index
ER  -