Ok, I want one!!!

[Chacal]

it's undergone many transformations, just like the doctor himself, including changing size

Doctor Who changed size?

[mrennie]

Well, now that you mention it, I suppose yes. The police box certainly hasn't stayed the same size since 1963, and the actors who play The Doctor have been of different heights. I'm old enough to remember most of them (my favourite is still Patrick Troughton).