6 Mai 2007 - Wien (AT) – tramway museum, Erdberg. Tram 6150 dates from 1927 and was in passenger service as Type M #4150 until 1972. It has been in the museum since 1986.Wien (AT) – tramway museum, Erdberg. Tram 6150 dates from 1927 and was in passenger service as Type M #4150 until 1972. It has been in the museum since 1986. Autor: dvigar