Hoffmann, Professor, 1839-1919 · London : Frederick Warne · leaf 52
Fig. 41. The puzzle is to detach the cord and pen from the wheel■without unfastening the knot. No. XVI.—The Balls and Rings. We have here a flat mahogany ring, 3| inches in diameter,and \ inch thick, in appearance not unlike a miniature life-buoy. In this are a number of holes, through which passes … Fig. 42. a silken cord threaded through glass balls (usually six) onthe one side, and through a like number of bone rings on theother. (See Fig. 42.) The puzzle is to reverse the balls andrings—i.e., to bring the balls into the place of the rings, andvice versa. 3° Puzzles Old and New. No.…
Puzzles
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