TY  - BOOK
AU  - Lythall, R. T. 
TI  - The J. & P. switchgear book; an outline of modern switchgear practice for the non-specialist user
SN  - 0408000694
U1  - 621.317 LYT 
CY  - c.1972
KW  - Electric switchgear
KW  - EL
ER  -