…the title of which is ??Queen Elizabeth I??. Originally published in 1934, the frontspiece–at least, that’s what I think it is, I don’t pretend to be excessively familiar with book anatomy–has the note:
bq. A new hardcover edition appeared in Britain in 1952 when the title was changed to _Queen Elizabeth I_
This is, of course, because 1952 was when QE II assumed the throne.
It turns out (and this has been an awfully long setup for what it probably going to be a somewhat disappointing link) they needn’t have bothered since “neither of them should ever have been queen”:http://news.bbc.co.uk/2/hi/asia-pacific/3368731.stm.