By Henry E. Dudeney
In issuing this quantity of my Mathematical Puzzles, of which a few have seemed in periodicals and others are given the following for the 1st time, i have to recognize the encouragement that i've got acquired from many unknown correspondents, at domestic and out of the country, who've expressed a wish to have the issues in a gathered shape, with a few of the strategies given at better size than is feasible in magazines and newspapers. even though i've got integrated a number of outdated puzzles that experience the area for generations, the place I felt that there has been anything new to be acknowledged approximately them, the issues are mostly unique. it really is precise that a few of these became well known during the press, and it really is attainable that the reader will be happy to grasp their source.
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Amusements in Mathematics Dudeney by Henry E. Dudeney