The Locked Room

The BRAND NEW instalment in Holly Hepburn's Baker Street Mystery series! 🔎✨Join Harriet White in 1930's London for another glorious Sherlock Holmes-inspired mystery, for fans of Helena Dixon, Nita Prose and Janice Hallett 🕵️‍♀️ Harriet White is settling into life in the post room of the Baker Street building society. Until she discovers a letter in The Times challenging Sherlock Holmes to prove...