William H. Timbie & Frank G. Wilson.
Alternating current practice. (Industrial electricity, vol. 2)
R657036. Alternating current practice. By William H. Timbie & Frank G. Wilson. (Industrial electricity, vol. 2) © 27Jan49; A29608. Robert W. Timbie. Charles E. Timbie & Theodore B. Timbie (C); 20Dec76; R657036.
Robert W. Timbie. Charles E. Timbie & Theodore B. Timbie|C