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Before Sudoku: the World of Magic Squares [Buy it!] | Block, Seymour S. & Santiago A. Tavares | USD 25.32 (Sun May 26 14:42:03 2024) | Alibris | Cambridge Rare Books via Alibris | Oxford University Press, USA 2009 Trade paperback 2009. OUP. Softback. Book-VG. 8x5. 239pp. Profuse b/w illus. |