Tom Anderson wrote:
On 5 May 2004, Nick Cooper 625 wrote:
Roland Perry wrote in message
...
I'm trying to compile a list of interesting things to go see on
the "tube" on a day trip. Engineering mainly,
Step-plate junction
Whassat?
Mark Brader's definitive explanation, given here on 3 Mar 2003, can be
seen at:
http://tinyurl.com/3b3x4
--
Richard J.
(to e-mail me, swap uk and yon in address)