TY  - BOOK
AU  - Tomecek, Stephen M. 
TI  - What a great idea: inventions that changed the world 
SN  - 9780590681445
AV  - T 15 .T695 2003
PY  - 2003///
CY  - New York, NY
PB  - Scholastic Nonfiction, 
KW  - Inventions
KW  - History
KW  - Juvenile literature
N1  - G12; 1250
ER  -