TY  - BOOK
AU  - Hedges,Charles S.
ED  - Womack Machine Supply Company, Dallas.
TI  - Fluid power control-electrical and fluidic / 
AV  - TJ840 .H42
U1  - 629.8042 
PY  - 1971///
CY  - Dallas, Texas
PB  - Womack Educational Publications
KW  - Fluid power technology
KW  - Automatic control
ER  -