A story of Herr Blitzen a fictional Magician, based on the real life Magician Joseph Michael Hartz who took a well worn Magic Trick, the Inexhaustible Hat, and developed it into a memorable Magic Trick. Illustrated with two drawings, a frontispiece drawing of Angelo John Lewis 1839-1919 [Professor Hoffmann], and a drawing of Hartz's stage before and after his Magical Le Chapeau du Diablo.