TY  - BOOK
AU  - SCHNEIDER (Herman)
TI  - Everyday machines and how they work
U1  - 090/74 
PY  - 1950///
CY  - New York
PB  - Mc Graw Hill Book Co.
KW  - work
KW  - they
KW  - machines
KW  - how
KW  - Everyday
KW  - and
ER  -