I found a printer, it's a Canon BJC-250 Color Bubble Jet Printer, no idea if it works, this is possibly the printer that Apple "borrowed" to make the Stylewriter II, it all looks the same internally and the ports are in the same places etc
Close up of the badges
Power and Resume buttons
Serial number
The rear of the printer, it uses a Centronics connector
The front with the flap down, the cartridge has leaked a bit, that's why it's sat on cardboard
The base
Close up of the ports, I don't have the PSU
The cartridge which is leaking
?UNDEF'D FUNCTION ERROR