TY  - BOOK
AU  - Fortunato, P.
TI  - Charlie Brown's encyclopaedia: How machines work vol.6
SN  - 837400511
U1  - 030 
PY  - 1990///
CY  - United States
PB  - Funk   Wagnalls
KW  - Machinery
KW  - Encyclopeadia
ER  -