TY  - BOOK
AU  - Madgwick,Wendy
TI  - Inventions
T2  - Questions and answers
SN  - 0753404818
U1  - 609 
PY  - 2003///
CY  - New York
PB  - Grolier
KW  - Inventions
KW  - Miscellanea
KW  - Juvenile literature	
KW  - Inventions	
KW  - History
KW  - Juvenile literature
N1  - Includes index
ER  -