The Reigate Puzzle

"The Adventure of the Reigate Squire", also known as "The Adventure of the Reigate Squires" and "The Adventure of the Reigate Puzzle", is one of the 56 Sherlock Holmes short stories written by Sir Arthur Conan Doyle. The story was first published in The Strand Magazine in the United Kingdom and Harper's Weekly in the United States in June 1893. It is one of 12 stories in the cycle collected as The Memoirs of Sherlock Holmes.