National electrical code handbook: Based on the current 1962 edition the national electrical code
Abbott, Arthur L
National electrical code handbook: Based on the current 1962 edition the national electrical code - 11th ed. - New York: Mcgraw-Hill Book Company, 1963 - xvi, 688p.
Electrical wiring
Equipment
R 621.31(026) / K3
National electrical code handbook: Based on the current 1962 edition the national electrical code - 11th ed. - New York: Mcgraw-Hill Book Company, 1963 - xvi, 688p.
Electrical wiring
Equipment
R 621.31(026) / K3