Some of you will know I do like the 1950's/1960's micro cars and courtesy of Oxford a Messerschmitt three wheeler often appears on my layouts.
Recently I was researching Southern Railway push-pull coaches and came across the excellent Blood & Custard Southern/BR Southern Region reference site.
This article was of some interest:
https://www.bloodandcustard.net/BMWIsetta.html
It appears BMW built their Isetta micro-car in the old LBSC/SR/BR rail