TY  - BOOK
AU  - Bender,Lionel
TI  - Invention
T2  - Eyewitness books
SN  - 0679807829 :
AV  - T48 .B46 1991
U1  - 609 
PY  - 1991///
CY  - New York
PB  - Knopf
KW  - Inventions
KW  - Juvenile literature
KW  - Technology
N1  - Includes index
N2  - Photographs and text explore such inventions as the wheel, gears, levers, clocks, telephones, and rocket engines
ER  -