The practical testing of dynamos & motors /
Smith, Charles Frederick.
The practical testing of dynamos & motors / by Charles F. Smith. - [20th ed.] - Manchester : Scientific Publishing Co., [1978?] - 271 p. : ill.
Spine title: Testing dynamos and motors.
0900647051
Electric generators--Testing.
Electric motors--Testing.
The practical testing of dynamos & motors / by Charles F. Smith. - [20th ed.] - Manchester : Scientific Publishing Co., [1978?] - 271 p. : ill.
Spine title: Testing dynamos and motors.
0900647051
Electric generators--Testing.
Electric motors--Testing.