The Unmasking of Robert Houdin (Deluxe) by Harry Houdini - BookHoudini's personal copy of his book with annotated pages written in his hand. Now available to the world for the first time since Houdini himself made these unseen additions and changes! This book has been published by David Haversat's 1878 Press Co. The original copy is in the collection of Jon Oliver, who has decided to share this historic publication! Deluxe copy limited production.