The young folk's cyclopædia of games and sports ; (1899)
Champlin, John Denison, 1834-1915, Bostwick, Arthur Elmore, 1860-1942, joint author · New York, H. Holt and company · leaf 304
so rubbed, wecause the leaves to diverge, and onremoving the wax they should re-main apart for some time, if the in-strument has been well made. Bynow bringing the body to be testednear the disk, without touching it, theleaves will either collapse or flyfarther apart. If the former, thebody is… … Electroscope. large it may be connected with theelectroscope by a wire, one end ofwhich is fastened to the disk byhooking it in the hole in the edge. The electrical pendulum, or sus-pended pith ball, may also be usedas an electroscope, as described inthe article on Frictional Elec-tricity.…
Games · Sports · Card games
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