- Cables coated in black rubber (phased out in the 1960s);
- Cables coated in lead or fabric (before the1960s);
- A fusebox with a wooden back, cast iron switches, or a haphazard mixture of fuse boxes (before the 1960s);
- Older round pin sockets and round light switches, braided flex hanging from ceiling roses, brown and black switches and sockets mounted in skirting boards (before the 1960s); and
- Wall-mounted light switches in bathrooms (before the 1960s).