536 PUZZLES & CURIOUS PROBLEMS.
Henry Ernest Dudeney,
Charles Scribner's Sons, New York, 1967.
 
This treasury of intriguing puzzles begins with a selection of arithmetical and algebraical problems, including challenges involving money, time, speed, and distance. Geometrical problems follow, along with combinatorial and topological problems that feature magic squares and stars, route and network puzzles, and map coloring puzzles. The collection concludes with a series of game, domino, match, and unclassified puzzles. Solutions for all 536 problems are included, and charming drawings enliven the book.
 
Orange cover with black spine title and black front illustration. Nice condition book in jacket that's lightly rubbed. About 9 x 6-3/4 inch with 428 pages.