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Reviews & Previews

Before Sudoku: The World of Magic Squares by Seymour S. Block and Santiago A. Tavares

1:44pm, March 27, 2009
Magazine issue: Vol. 175 #8, April 11, 2009
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Fascination with sudoku puzzles is not new.

Oxford Univ., 2009, 239 p., $14.95.

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