Books about Mystery and detective stories (sorted by popularity)
- Mary Louise and the Liberty Girls L. Frank Baum 36 downloads
- The Girl Scouts at Singing Sands Mildred A. Wirt 36 downloads
- The Seven Sleuths' Club Carol Norton 36 downloads
- The Great Oakdale Mystery Morgan Scott 36 downloads
- Jack the runaway; or, On the road with a circus Frank V. Webster 36 downloads
- Atom Mystery [Young Atom Detective] Charles Ira Coombs 35 downloads
- Dangerous Dilemmas: Startling but True James Anderson Peddie 35 downloads
- The Motor Boys Over the Rockies; Or, A Mystery of the Air Clarence Young 35 downloads
- The Radio Girls on Station Island: The wireless from the steam yacht Margaret Penrose 34 downloads
- The Black Patch Fergus Hume 34 downloads
- Witches Cove Roy J. Snell 33 downloads
- The Motor Boys Across the Plains; or, The Hermit of Lost Lake Clarence Young 33 downloads
- Red Dynamite Roy J. Snell 33 downloads
- Mystery Wings Roy J. Snell 33 downloads
- The Boy Scouts for Home Protection Robert Shaler 33 downloads
- The Boy Scouts on Picket Duty Robert Shaler 33 downloads
- Flower of the Gorse Louis Tracy 32 downloads
- The Rope of Gold Roy J. Snell 31 downloads
- The Lost Naval Papers Bennet Copplestone 31 downloads
- Oakdale Boys in Camp Morgan Scott 30 downloads
- The Golden Circle Roy J. Snell 30 downloads
- The Boy Scouts as Forest Fire Fighters Robert Shaler 29 downloads
- The Phantom Yacht Carol Norton 29 downloads
- The Flying Machine Boys on Secret Service; Or, The Capture in the Air Frank Walton 28 downloads
- Larry Dexter and the Stolen Boy; or, A Young Reporter on the Lakes Howard Roger Garis 28 downloads