Secret Tube Trains under London?
In article ,
Andrew Clark wrote:
"Roland Perry" wrote
It only needs to be functioning enough to handle one battery loco and a
carriage. No signals required.
I always thought the Tube was electrically operated?
but batteries are simply a storage medium for electrity
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From KT24 - in "Leafy Surrey"
Using a RISC OS computer running v5.11
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