Search london history from Roman times to modern day
A bit out of date, but this interactive map of step free London is very good
All the London railway stations :
Underground lines : Central
AccessAble Access Guide :
There is lift access between street and platforms.
Accessibility friendly : Yes. Westbound towards Roding Valley (B step 117mm/gap 157mm). Eastbound towards Barkingside - platform 2 (B step 73mm/gap 163mm) and platform 3 (C step 87mm/gap 203mm).