Hoffmann, Professor, 1839-1919 · London : Frederick Warne · leaf 315
Fig. 424. No. XV.—Solution. Place three of the matches on the table in the form ofa triangle, and hold the remaining three above them so as to … Fig. 425. form a triangular pyramid, as shown in Fig. 425, a b crepresenting the base, and d the apex. No: XVI.—Solution.
Puzzles
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