Magic; stage illusions and scientific diversions, including trick photography (1897)
Hopkins, Albert A. (Albert Allis), 1869-1939, Evans, Henry Ridgely, b. 1861 · London : Low · leaf 164
an equilib-rium exists oidy when he is seated. A\ hen he wishes to make his ball move forward, he must bend over andwalk upon his hands and knees, after the manner of a squirrel in his wheel.But liow many precautions have to be taken to make the axis of the bodycoincide with that of the bridge, so… … 148 MACrIC: STAGE ILLUSIONS AND SCIENTIFIC DIVERSIOSS. qnence of a displacement, has begun to roll! Center of gravity, velocity, andinertia are principles of mecluinics that exhibitions of strength and dexterityoften put ujider contribution. Although clowns do not bother themselvesmuch with…
Magic tricks
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