Hoffmann (Professor), 1839-1919., Plate, Adrian, inscriber., Harry Houdini Collection (Library of Congress) · New York : E.P. Dutton & Co. ; London : George Routledge & Sons, 1904. · leaf 61
Later Magic 31 In a regular conjuring-table, traps are, as a matter of course, made of metal, but in a home-made table or in a box, as described in More Magic (p. 7), designed to take the place of a table, the amateur will find wood a better material for the traps, and rubber bands the best form of… … appearance of the box used by myself. It will be seen that its surface is divided, by incised lines, into squares, — ostensibly by way of ornament. As a matter of fact, however, one of the squares is a trap, whose construc- tion may be gathered from an inspection of Figs. 33
