Hoffmann, Professor, 1839-1919 · London : Frederick Warne · leaf 149
Fig. 296. Fig. 297. Fig. 298, … Fig. 299. FiG, 300. Fig. 301. Key to Dissected or Combination Puzzles. 129 No. XVI.—The Chequers Puzzle. Solution. We have not undertaken to verify the fifty ways in whichit is said that this puzzle may be solved, but we append
Puzzles
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