They of have a little.
And it's a copy of the letter, Daniel Baer, that also wrote in 1758 and he annotated it changed this stage of the of the text,
and he was his personal copy that he kept all his life and it was not the correction will not publish till his death.
So it's a very, very precious copy and it was here in Oxford.
It has been given to the library in nineteen eighty six and it was kept here.
Nobody knew about it. So it's a completely new manuscript we discovered.