[PUZZLES & RECREATIONAL MATH]. Collection of Works on Puzzles, Riddles, and Recreational Math. 1930s – 2000s. Approximately 50 volumes on puzzles, riddles, word games, recreational mathematics and related subjects. Includes: Puzzles that Everyone Can Do by Adams (1931; Chris Charlton bookplate), Vicious Circles and Infinity by Hughes and Brecht (1975), Realm of Numbers by Isaac Asimov (1963), Mathematical Recreations by Kraitchik (1944), Einstein’s Riddle by Stangroom (2009), The Greatest Puzzles of All Time by Costello (1988), The Lady or the Tiger? By Smullyan (1982), Games and Puzzles for Addicts by Millington (1979), Adventures with Impossible Figures by Ernst (1986), Can you Solve It? By Hirschberg (ca. 1940), and many more. Cloth and boards, most with original jackets, and nearly all illustrated. Good to very good condition overall. A good group of books on these diverting subjects.