Say, M. G Taylor, E. Openshaw
Direct current machines - London Pitman 1980 - x, 380p. : ill.
0273012193
DIRECT CURRENT MACHINES
621.313.2 / S3
Direct current machines - London Pitman 1980 - x, 380p. : ill.
0273012193
DIRECT CURRENT MACHINES
621.313.2 / S3