قصة الكتاب :
The Adventure of the Priory School, one of the 56 Sherlock Holmes short stories written by Sir Arthur Conan Doyle, is one of 13 stories in the cycle collected as The Return of Sherlock Holmes . It was first published in Collier\'s in the United States on 30 January 1904, and in The Strand Magazine in the United Kingdom in February 1904 . Doyle ranked The Adventure of the Priory School tenth in his list of his twelve favourite Holmes stories . In this story Holmes must solve the kidnapping of the son of the Duke of Holdernesse from priory school .