The English Electric type 4 locos, introduced in 1958, were 1Co-Co1 (ie the lazy axle was in the same frame as the driving axles). -- Regards Roderick Smith Rail News Victoria Editor > > That would make it a 1-Co-Co-1, unless the lazy axle and the three powered > > were on the one bogie, in which case it would be a > > 1Co-Co1. > > DaveP