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 485
ir properties aredescribed in C. C. T. *^Bar orhorse-shoe magnets can be obtainedat toy stores. The horse-shoe shape,shown in the illustration, is forconvenience. Thebit of metal laidacross the ends iscalled an armature.If the north andsouth poles of hismagnet are notmarked, the experi-menter… … MAGNETS 477 MAGNETS tally. No articles of iron or steelshould be anywhere near it. It willpresently point north and south, andthe ends can then be marked with theletters N and S, or in any other waydesired. Or the poles can be discov-ered at once by means of a pocketcompass. The end of the…
Games · Sports · Card games
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