This http://www.mylondonmap.com/
+
this http://www.amazon.com/gp/reader/0850397529/ref=sib_dp_pt#reader-link
+
this http://www.bbc.co.uk/london/travel/downloads/tube_map.html
=
my day.

And I got a phone! The number's on facebook: if you don't have facebook and want my number, just let me know. :)