A true & faithful relation of what passed for many yeers between Dr. John Dee (A mathematician of great fame in Q. Eliz. and King James, their reignes) and some spirits

tending (had it succeeded) 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 (some whereof were present at some of these conferences and apparitions of spirits:) to the said D. Dee. Out of the original copy, written with Dr. Dees own hand: Kept in the library of Sir Tho. Cotton ... with a preface confirming the reality (as to the point of spirits) of this relation ...