TY  - BOOK
TI  - Significant American inventors
SN  - 0-516-05313-2
U1  - Ref. 926 S578 1975 
PY  - 1975///
CY  - Chicago, Illinois
PB  - Childrens Press
KW  - Inventors
KW  - U.S
KW  - Biography
N1  - Includes index
ER  -