Small Non-Commutator Motors.
McDougal, Wynne L.
Small Non-Commutator Motors. - 1st./ed - viii, 264p illus., index 21.5cm.
Transmission of Electric Motor--Chicago--1951--hardbound
Small Non-Commutator Motors. - 1st./ed - viii, 264p illus., index 21.5cm.
Transmission of Electric Motor--Chicago--1951--hardbound