Is there any indication of where it was made, ie., UK, USA, Europe, where ever. Maybe the motor would be a clue, if it is original, or the switch gear. Where ever it came from, it looks a useful machine.
Also prob worth posting this other picture from your album:
Unusual machine – I was wondering if it could be a DIY head grafted onto the top of a early Bridgeport-style mill body. There's a slight resemblance perhaps to this 'Haclo' head on lathes.co.uk but not quite…
Would probably be worth contacting Tony Griffifts who runs that lathes.co.uk website to ask him – his contact details are on the lathes.co.uk homepage.