All of the AC receptacles (also called outlets) in the house were the two-wire non-grounded type with only a hot (black) and a neutral (white) wire; there were no three-wire receptacles with separate ...

Exception 1: Where the system bonding jumper [250.30(A)(1)] is a wire or bus bar, the grounding electrode conductor can terminate to the equipment grounding terminal, bar, or bus on the metal ...