SIGNED AMERICAN FIRST EDITION DANIEL RADCLIFFE SIGNED HARRY POTTER BOOK WITH PROOF. Autographs by: Daniel Radcliffe. Date & Location of Signatures. 08 September 2013 in Toronto. Item Type : Hardcover Book,’Harry Potter and the Prisoner of Azkaban’ Authentication By: James Spence Authtentication (JSA) Additional Details. Fantastic full name signature on the American first edition of’Harry …