TY  - BOOK
AU  - HARRISON IAN
TI  - THE BOOK OF INVENTIONS
SN  - 0792282965
AV  - REF T15.H3448 2004 
PY  - 2004///
CY  - WASHINGTON DC 
PB  - NATIONAL GEOGRAPHIC
KW  -  Inventions--History. Inventors--Biography
ER  -