These graphics have been updated for the start of 2013-14.
There wasn’t a London team in the First Division of the Football League until its 17th season, I read. That’s interesting, I thought. Et cetera, et cetera and so on… I made this:
CLICK THE IMAGE FOR THE FULL GRAPHIC
You can also click here for a version without the club name text repeated. It’s less informative, but less cluttered and nicer to look at.