• Martin Gardner's Collections of "Mathematical Games" Columns
  Martin Gardner wrote a monthly column on recreational mathematics for nearly thirty years. The collections of his columns span fifteen titles.
• The Incredible Collections of Gustave Verbeek
  Gustave Verbeek was an illustrator and cartoonist at the start of the 20th century. His most remarkable cartoon strip was called "The Upside-Downs of Little Lady Lovekins and Old Man Muffaroo".
• Books of ambigrams
  Includes a list of the many editions of Scott Kim's book.

Brian Raiter