Inspector French's greatest case

"Inspector French's Greatest Case" by Freeman Wills Crofts is a captivating detective novel from the early 1900s. The book starts with the murder of Charles Gething, a chief clerk, in London. The smart Inspector French leads the investigation, which looks at ideas such as believing people, trickery, and the complicated reasons people do things. He looks into the lives of people related to the crime, like the mysterious Mr. Duke and the anxious clerk, William Orchard. A police officer finds Gething dead in his office on a sad, dark night, and Mr. Duke's diamonds are missing, which adds to the mystery. Inspector French begins gathering clues and talking to people, starting a complicated story full of suspense and secrets as he works to figure out who killed Gething and took the diamonds.