TY  - RPRT
TI  - National electrical safety code Part 1. rules for the installation and maintenance of electrical supply stations and equipment 
PY  - 1972
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS HB 110-1
DO  - 10.6028/NBS.HB.110-1
ER  -