The Frontier

According to Wikipedia: "Maurice Marie Émile Leblanc (11 November 1864 – 6 November 1941) was a French novelist and writer of short stories, known primarily as the creator of the fictional gentleman thief and detective Arsène Lupin, often described as a French counterpart to Arthur Conan Doyle's creation Sherlock Holmes. https://cdn.libreka.de/cover/2665021b-b064-4be0-abcb-140b619f0a91/m