Acorn BBC and Master Series Computers
See also a 3.5″ floppy drive with integrated PSU designed for this machine.
The electrolytic capacitors are of terrible quality and need immediate replacement.
The key rubber conductive pads are likely to wear out, it is possible to cover them with conductive paint used for fixing PCB traces. This probably is not a long lasting fix, but it is enough for display purposes.
What a superb restoration! These machines are certainly not “oldcrap” after they had passed through your hands.