TY  - BOOK
AU  - Van Valkenburgh Nooger
TI  - Basic synchros and servomechanisms
U1  - 629.83 
PY  - 1960///
CY  - London
PB  - Technical Press
KW  - Closed-loop control systems
KW  - Servomechanisms
N1  - vols 1 and 2 bound in one
ER  -