The Case of the Registered Letter

More about the book

Set in the backdrop of Imperial Austria, this detective novel features Joseph Müller, a skilled Secret Service investigator. As he navigates through a complex web of intrigue and crime, readers are drawn into a captivating mystery that highlights the challenges of law enforcement during this historical period. The narrative combines suspense with rich historical detail, offering a unique glimpse into the life of a detective in a bygone era.