The magician's own book, or The whole art of conjuring (1862)
Arnold, George, 1834-1865, Cahill, Frank · New York, Dick & Fitzgerald · leaf 341
\ BOOK. graceful ; or, again, that by making any curved line into asquare or straight one the end we propose is to be obtained.Doubtless many round things are ungraceful, as many otherscomposed entirely of straight lines at various angles to eachother are exceedingly graceful. But what is meant is… … curved lines, and, therefore, conducive in a degree to itsgeneral pleasing character, but the attitude is formed upona curved line. This will be perceived clearer by referenceto the next figure, (t2,) in which, without using a single
Magic tricks
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