TY  - BOOK
TI  - The new illustrated science and invention encyclopedia
SN  - 087475450X
U1  - 503.21 
PY  - 1987///
CY  - Westport, Conn.
PB  - H.S. Stuttman
KW  - Science
KW  - Dictionaries
KW  - Engineering
N1  - Primary
ER  -