The Case of the Pool of Blood in the Pastor's Study: A Joseph Muller Mystery By: Auguste Groner 7 ch · 1 hr 59 min Listen now ↗ — The Case of the Pool of Blood in the Pastor's Study: A Joseph Muller Mystery
The Mystery of the Locked Room: A Joseph Muller Detective Story By: Auguste Groner 23 ch · 7 hr 26 min Listen now ↗ — The Mystery of the Locked Room: A Joseph Muller Detective Story
Lady in Blue: A Joseph Muller Mystery By: Auguste Groner 20 ch · 5 hr 50 min Listen now ↗ — Lady in Blue: A Joseph Muller Mystery
The Case of the Lamp That Went Out: A Joseph Muller Mystery By: Auguste Groner 14 ch · 3 hr 45 min Listen now ↗ — The Case of the Lamp That Went Out: A Joseph Muller Mystery
