h2g2 The Hitchhiker's Guide to the Galaxy: Earth Edition

Just a clarification - are these stations now out of bounds in standard rules Mornington Crescent, and what variations permit them?

I'm afraid listing the rules and variations pertaining to abandoned lines and stations would, well, break the rules. But I don't think Aldwych is beyond the pale

All that needs to be said on this subject is that there is a historical arm of the MC Society.