In message , Robin writes
The Tube map shows which Underground, Overground and DLR
stations are step-free. The blue symbol shows step-free access from
street to train and the white symbol shows step-free access from street
to platform. "

Thanks and I _now_ understand BUT this from the site repeats what had
confused me i.e. doesn't really explain "street to train" & "street to
platform"
--
Bryan Morris
Public Key http://www.pgp.uk.demon.net - 0xCC6237E9