The Case of the Registered Letter

The Case of the Registered Letter (German: Der Fall der Einschreibbriefe) is a mystery novel written by the Austrian author Auguste Groner. This novel is part of the Joseph Müller Detective Series which features the character Detective Joseph Müller known for his sharp investigative skills and logical thinking.In The Case of the Registered Letter Detective Müller is faced with a perplexing case involving a series of registered letters that have gone missing. These letters contain valuable securities and their disappearance has caused a significant financial scandal. Müller's investigation leads him into a complex web of intrigue financial schemes and personal rivalries as he strives to uncover the truth behind the missing letters and bring the culprits to justice.Auguste Groner's Joseph Müller series was highly popular in the late 19th and early 20th centuries and is considered an important contribution to the detective fiction genre in German-language literature. Detective Joseph Müller is often regarded as one of the earliest fictional detectives in German literature.The Case of the Registered Letter is a classic mystery novel that showcases Müller's deductive skills and his ability to untangle complex and seemingly unsolvable cases. It is known for its suspenseful storytelling and intriguing plot making it a noteworthy work in the history of detective fiction.