Anectodally, Paris metro used to have two classes: https://www.messynessychic.com/2014/12/04/that-time-the-paris-metro-was-segregated-by-a-class-system/ https:/

Anectodally, Paris metro used to have two classes: https://www.messynessychic.com/2014/12/04/that-time-the-paris-metro-was-segregated-by-a-class-system/ https://www.messynessychic.com/2014/12/04/that-time-the-pari...