9780471462347 | John Wiley & Sons Inc, May 13, 2005, cover price $24.95 | About this edition: Delving deeply into the mystery of prime numbers, this fascinating treatment of an ancient mathematical dilemma looks at Pythagorian mysticism, Goldbach's Conjecture, Fibonacci numbers, and Mersenne primes, among other related topics.

9780140261493 | Rev sub edition (Penguin USA, May 1, 1998), cover price $16.00 | About this edition: Provides information on numbers and what makes particular ones noteworthy

9781417736218, titled "Penguin Dictionary of Curious and Interesting Numbers" | Revised edition (Turtleback Books, May 19, 1998), cover price $25.70 | About this edition: Provides information on numbers and what makes particular ones noteworthy

9780140236033 | Penguin USA, September 1, 1997, cover price $12.95 | About this edition: A collection of strange mathematical facts and stories.

9780471180777 | Reprint edition (John Wiley & Sons Inc, February 1, 1997), cover price $24.95 | About this edition: A guide to the potential and pleasures of math explores the patterns and properties associated with numbers, reveals the origins of mathematical theories and principles, and includes more than one hundred mathematical puzzles

9780140174809 | Gardners Books, October 26, 1995, cover price $18.30 | About this edition: Offers an introduction to the nature of mathematical thinking, intended as an equivalent of W.

9780140148756 | Reprint edition (Penguin USA, April 1, 1993), cover price $12.95

9780140118131 | Penguin USA, March 1, 1992, cover price $21.95 | About this edition: Defines and illustrates hundreds of shapes, figures, objects, theorems, patterns, and properties in the field of geometry

9780521313346 | Cambridge Univ Pr, March 1, 1988, cover price $28.50 | About this edition: Gathers mathematical problems involving optical illusions, geometry, crystals, structure, fractions, and logic

9780486238951 | Dover Pubns, June 1, 1980, cover price $4.95 | About this edition: Small amount of creasing and edge wear.