Mathematical recreations and essays / W.W. Rouse Ball and H.S.M. Coxeter. Ball, W. W. Rouse (Walter William Rouse), 1850-1925. Coxeter, H. S. M. (Harold Scott Macdonald), 1907-2003. Ball, W. W. Rouse (Walter William Rouse), 1850-1925. Mathematical recreations & essays. Mathematical recreations. Geometry Famous problems. Cryptography. Ciphers. QA95 .B2 1987 793.74 BAM Corrected republication of the work originally published under title: Mathematical recreations & essays. Includes index. Bibliography: p. 418. New York : Dover Publications, c1974. c1974. 1987 Text xvii, 428 p. : http://www.loc.gov/catdir/description/dover032/86029028.html eng Dover books on mathematical and word recreations.