The Nation's Missing Guest (an Amos Lee Mappin Mystery)

Set against a backdrop of political intrigue between France and Britain, the story revolves around Sheik Ahmed bin Said, who vanishes along with a million dollars in jewels while traveling with his British fiancée and her mother. His friend Luke Imbrie accompanies him to Washington, D.C., but chaos erupts when Ahmed disappears from the train. Investigator Amos Lee Mappin is summoned to unravel the mystery, navigating a web of suspects and hidden agendas. Published in 1939, this tale blends romance, suspense, and political drama.