A true & faithful relation of what passed for many yeers between Dr. John Dee ... and some spirits tending ... to a general alteration of most states and kingdomes in the world : his private conferences with Rodolphe, Emperor of Germany, Stephen, K. of Poland, and divers other princes about it ... : as also the letters of sundry great men and princes ... to the said D. Dee / out of the original copy written with Dr. Dees own hand, kept in the library of Sir Tho. Cotton, Kt. Baronet ; with a preface confirming the reality (as to the point of spirits) of this relation ... by Meric Casaubon ...