TY  - BOOK
AU  - Case, John.
TI  - Theory of direct current dynamos and motors
U1  - 621.313 
PY  - 1921///
CY  - Cambridge
PB  - Heffer and Sons
KW  - Electromagnetism
KW  - Armature winding
KW  - Generator theory
N1  - Includes index
ER  -