How? or, Spare hours made profitable for boys and girls (1887)
Holbrook, Kennedy · New York, Worthington co. · leaf 274
the length of the circles diameter. A strip cut from apostal card will serve the purpose admirably. Near one end of this make a hole large enough forthe insertion of the pencil-point. Toward the other endmake a pinhole, the distance of which from the first THE MAGNETIC CIRCUS. 269 hole must be half… … THE MAGNETIC CIRCUS. This mechanical toy is comparatively simple in its con-struction, and will serve as the foundation for one of the 270 THE MAGNETIC CIRGU8. many Saturday shows, which are so dearly prized bymost of the bright, active boys in onr land. A good-sized soap-box serves as a table on…
Handicraft · Amusements
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