On 20/12/11 17:14, charles wrote:

Diesel whnn they cant and two wires when they can. Up the fast lane of
the M1. He used to work for a train company 'Just a lot of people who
never grew out of train sets: hugely expensive way to move stuff around:
roads much cheaper'

I can remember an article in Eagle (1950s) about a Swiss trolley bus with
an enormous flywheel to use for motive power when there were no overhead
wires.


http://en.wikipedia.org/wiki/British_Rail_Class_139