Boys' own book : a complete encyclopedia of athletic, scientific, outdoor, and indoor sports (1881)
Clarke, William, 1800-1838 · New York : J. Miller, Publisher · leaf 523
ring a e will at the same time as- 238 PHILOSOPHY IN SPOET sume that of e o. The consequence of which will be that,instead of the card spinning on the axis in the direction a b,it will now spin on that which is in the direction c b, and weshall accordingly see the images on the opposite sides of… … while, by alternately tightening and relaxing the string, thefigure will be seen ia the very act of raising and loweringthe bottle. Mr. Seymour, having explained the principle of his improve-ment, as we have above related, proceeded to exemplify it bya series of different subjects. We shall select…
Amusements · Games · Sports
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