In 1908, a brilliant American battleship gun designer dies in a sensational apparent suicide. The man's grief-stricken daughter turns to the legendary Van Dorn Detective Agency to clear her father's name. Van Dorn puts his chief investigator on the case, and Isaac Bell soon realizes that the clues point not to suicide but to murder.

"Two years ago Jack Morgan - the head of the renowned worldwide investigation firm Private - was in charge of security for the World Cup in Bazil. During the championship final, the action nearly spilled from the field into the stands. Fortunately, Jack and his team averted disaster on football's biggest stage. Now he has returned to Rio to secure the Olympics. But before the torch is lit, the threats come fast and furious as Jack discovers that someone...

When evidence of sabotage is uncovered, Boston Navy Yard secretary Mary Stirling and Navy officer Jim Avery work together to discover the culprit.

"Kate Appleton needs a job. Her husband has left her, she's been fired from her position as a magazine editor, and the only place she wants to go is to her parents' summer house, The Nutshell, in Keene's Harbor, Michigan. Kate's plan is to turn The Nutshell into a Bed and Breakfast. Problem is, she needs cash, and the only job she can land is less than savory. Matt Culhane wants Kate to spy on his brewery employees. Someone has been sabotaging his...

After witnessing a terrible coal mining accident, Detective Isaac Bell hunts for the high-level saboteurs he believes are responsible.

"Stella North is one of twelve young pilots competing in a 1937 air race meant to promote peace in Europe, but when one of her competitors is sabotaged, Stella races to determine who is capable of murder, and who might be the next victim."--

Suspected of involvement after the Regimental High Command is destroyed as they prepared to go to a new level of existence called Sublime, Lieutenant Commander Vyr Cossont must find a nine-thousand-year-old man to clear her name.

"Leeds. December, 1916. Deputy Chief Constable Tom Harper is called out in the middle of the night when a huge explosion rips through a munitions factory supplying war materials, leaving death and destruction in its wake. A month later, matches and paper to start a fire are found in an army clothing depot. It's a chilling discovery: there's a saboteur running loose on the streets of Leeds. As so many give their lives in the trenches, Harper and his...