TY  - BOOK
AU  - Blalock,Grover Cleveland
TI  - Direct-current machinery
U1  - 621.3132 
PY  - 1947///]
CY  - New York
PB  - McGraw-Hill Book Co.
KW  - Electric machinery
KW  - Direct current
KW  - MCE
N1  - 0; 0; 0; 621_313200000000000_BLA
ER  -