TY  - BOOK
AU  - Beauchamp,Wilbur L.
AU  - West,Joe Young
AU  - Mayfield,John C.
TI  - A study-book for science problems 2 / 
U1  - 507 BEA.2 
PY  - 1947///
CY  - Chicago : 
PB  - Scott, Foresman and Company
KW  - Science - study book
KW  - Basic science
ER  -