Giant Mechanical Rising Cards. London: John Martin, ca. 1950. Finely made mechanical faux pack of jumbo Bicycle cards; cards chosen by the audience rise from the pack. Mechanical device finely crafted from Dural aluminum by Martin, with winding key, tension plate, and original shipping box. Hallmarked. Good working condition, with rubber wheels in need of revitalization. Martin, the ?master magical mechanic,? is acknowledged as one of the best craftsmen in magic. His items, each made to order, were used by most top professional acts in Europe and abroad in the mid-twentieth century, including Frakson, Cardini, De Biere, Lyle and their contemporaries.