TY - BOOK AU - Chestnut, Harold AU - Mayer, Robert W. TI - Servomechanisms and regulating system design: vol. 1 PY - 1955/// CY - New York PB - John Wiley & Sons KW - Astronomy and astrophysics thesaurus KW - Servo control KW - Servomechanisms KW - Stepping motors ER -