Buttsy
Established Member
Are they in the Hastings unit?
Sorry, incorrect.Are they in the Hastings unit?
I'll have a guess at the prototype InterCity 125?
Prototype HST Powercar 41001?
Was it the experimental gas turbine APT-E test train?
and the fittings were?...Windows?
Seats & Tables?

The official notation of this loco is up for debate what I have given is the nearest I can think of. Start with why you would have this arrangement and work back.
It had 16 wheels- all driven.