Hugo Marston novels

Max-an elderly Paris bookstall owner-is abducted at gunpoint. His friend, Hugo Marston, head of security at the US embassy, looks on helplessly, powerless to do anything to stop the kidnapper. Marston launches a search, enlisting the help of semiretired CIA agent Tom Green. Their investigation reveals that Max was a Holocaust survivor and later became a Nazi hunter. Is his disappearance somehow tied to his grim history, or even to the mysterious old...

"Hugo Marston must figure out what lies hidden inside an old sailor's chest before a 200-year-old blood promise is revealed and claims another life. In post-Revolution Paris, an old man signs a letter in blood, then hides it in a secret compartment in a sailor's chest. A messenger arrives to transport the chest and its hidden contents, but then the plague strikes and an untimely death changes history. Two hundred years later, Hugo Marston is safeguarding...

"American novelist Helen Hancock is in Paris to research her work-in-progress and teach a writing class when she discovers a spy camera hidden in her room at the luxury Hotel Sorbonne. Hancock notifies the US embassy, which dispatches former FBI profiler Hugo Marston to investigate. Almost immediately the stakes are raised when a bell-hop is found dead in the hotel's stairwell. Police tell Hugo they have discovered evidence on the dead man's computer...