(04 Apr 2020, 7:34 am)Robin57 wrote Do you know why because the 30 service started a long time ago from Shields depot so did the x20 also the x34 came a few years later?30 started on deregulation day 26 a October 1986
X20 started in 1989 not sure of date.
X34 started much later 1998 I think it was.