Harry Quinn addresses they were in Walton Road Liverpool, Harry was also at Ivy Tower Farm, St. Florence, Dyfed and Mainport Centre, Pembroke, Dyfed. Sure he was also for a time in North Wales around the Colwyn Bay, Prestatyn area this is where the frame building courses were run from. There was also R.J.Quinn or sometimes known as Quinn Brothers at 383/5 Edge Lane, Liverpool 7.
Best wishes and be lucky. Michael Butler Huntingdon UK.