To Strike The Knuckles Without Hunting Them. Select a marble mantel or any hard surface, then tell the spectators that by a certain preparation you have made your knuckles so hard nothing can hurt them, in proof of which you offer to Strike them on the marble To do this you raise your list, firmly clenched above the mantel, and as you bring it rapidly down, open your fingers suddenly, and strike the marble, then close them again, as represented in figures 1, 2 and 3. If this is quickly done you will seem to have knocked your knuckles violenty. A little practice at this trick will enable the performer to deceive the most observing.

How To Strike The Knuckles Without Hunting Them 287