Auguste Groner (1850-1929)
Case of the Pocket Diary Found in the SnowAuguste Groner
Case Of The Registered LetterAuguste Groner
Case of the Golden BulletAuguste Groner
Case of the Lamp That Went OutAuguste Groner
Case of the Pool of Blood in the Pastor's StudyAuguste Groner
Lady in BlueAuguste Groner
Man with the Black CordAuguste Groner