On April 18th Potter & Potter Auctions of Chicago will be auctioning a choice selection of Houdiniana and rare magic memorabilia, books, tricks, and posters. Among the highlights will be challenges, photos, and autographs from the Houdini family collection. The Houdiniana will be complemented by an assortment of collectible magic books, posters, ephemera, & apparatus. For more information call (773) 472-1442 or e-mail info@potterauctions.com. Potter & Potter is located at 5001W. Belmont Ave., Chicago, IL.