The magician's own book, or The whole art of conjuring (1862)
Arnold, George, 1834-1865, Cahill, Frank · New York, Dick & Fitzgerald · leaf 362
oncealed in the box. The reason otthis phenomenon is evident ; for though the rays of lightmay be turned aside by a mirror, yet they always appear toproceed in right lines. THE PERSPECTIVE iriRROR.Provide a box, a b c d, of about two feet long, fifteen incheswide, and 12 in(;hes high. At the end a… … the mirror h the object placed at b e f d. Cover the tdpof the box, from a to i, close, that the mirror h may be en-tirely darkened. The otMcr part, i b, must be covered with 345 THE xMagicians own book. glass, under which is placed a gauze or oiled paper, to proA^eut the inside from being seen.…
Magic tricks
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