I love those. Those guys I was reading did a lot of work on that, wondering what it looked like to begin with. I searched around and found one for sale, bit beyond my renno skills though. http://mycoolcamper.com/buses/crew-bus-1947-commer-commando/
As said , one of these would make the coolest camper around - master bedroom upstairs, panoramic views, mezzanine - George Clarke would be wet as an otters pocket