Treasury of challenging brain-teasers by Sam Loyd, Johnny Eck, Henry Dudeney, other masters. Stories behind puzzles, world's earliest riddles, more.

Challenging collection includes some of the world's most perplexing brain-teasers by such masters as Sam Loyd, Johnny Eck and Henry Dudeney. Also, the stories behind the creation of the puzzles, the world's earliest riddles, the birth of the crossword puzzle, much more. Introduction. 146 illustrations.