"Trix and chatter"; a novelty-serio-comic-magicologue (1921)
Dornfeld, Werner F., 1892- · Chicago, Ill., A. P. Felsman · leaf 61
S8 __ TRIX AND CHATTER VANISHING ALARM CLOCK … EFFECT An alarm clock, after being placed on a tray, is freely shown and then covered with a handkerchief. Thus covered, the clock is hung by its ring on the hook of a nickeled stand, after which the operator places his hand under the handkerchief and sets off the alarm mechanism of the clock.…
Magic tricks
Internet Archive · Cornell University Library · Public domain (published before 1931). Free to use for anything.