(12 Apr 2016, 4:52 pm)Dan wrote I don't think service 12 will be withdrawn completely - it is in a combined registration with services 3 and 13.
Its a historical registration that is still grouped together going back to the 12 to Mill Hill and the 13 to Hall Farm . The 12 as we know it now is a separate registration going back to when it started at the end of 2006.