TY  - BOOK
AU  - GIBSON ,CHARLES R.
TI  - ELECTRICITY OF TODAY 
U1  - PE2 
PY  - 1915///
CY  - LONDON 
PB  - SEELEY SERVICE AND CO LIMITED 
N1  - PE mean Physics, Electricity and Magnetism Page 450-456 in A to Z Register (Acc. No. Pe1-Pe205)
ER  -