TY  - BOOK
AU  - Knowlton A.E
TI  - Standard handbook for electrical engineers
U1  - 621.3 
PY  - 1941///
CY  - Newyork, london
PB  - Mcgraw-hill book company
KW  - MCE
N1  - 0; 0; 0; 621_300000000000000_STA; 0; 0; 0; 621_300000000000000_STA
ER  -