The Croxley Master, a Great Tale of the Prize Ring

Novella about boxing by the author of Sherlock Holmes stories. It was later adapted as a silent movie. According to Wikipedia: "The Croxley Master is a 1921 British silent drama film directed by Dick Webb, Dora Lennox and Jack Stanley. It was based on a short story by Arthur Conan Doyle. A young Welsh medical student enters the boxing ring to fight for a u200 prize which will enable him to establish his own practice."