Conjuring tricks with coins, watches, rings and handkerchiefs; from "Modern magic" (1900)
Hoffmann, Professor, 1839-1919 · Philadelphia, D. McKay · leaf 91
contain-ing a small clock-bell, with the necessarystriking mechanism, which is wound upbeforehand with a key, after the manner ofa watch. This mechanism is set in motionby pressure on the button a, the hammer con-tinuing to strike as long as the pressure iscontinued, but ceasing as soon as the… … Fig. 105. TRICKS WITH WATCHES. 83 around the ribs that the mere expansion of the chest shall cause thenecessary pressure against the button a, the pressure ceasing whenthe chest is again contracted. (The placing of a playing-card in thepocket for a to rest against will be found to facilitate the…
Magic tricks
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