The first novel in a brand-new alternate history series where Teddy Roosevelt is president for a second time right before WWI breaks out, and on his side is the Black Chamber, a secret spy network watching America's back. 1916. The Great War rages overseas, and the whole of Europe, Africa, and western Asia is falling to the Central Powers. To win a war that must be won, Teddy Roosevelt, once again the American president, turns to his top secret Black Chamber organization—and its cunning and deadly spy, Luz O'Malley Aróstegui. On a transatlantic airship voyage, Luz poses as an anti-American Mexican revolutionary to get close—very close—to a German agent code-named Imperial Sword. She'll need every skill at her disposal to get him to trust her and lead her deep into enemy territory. In the mountains of Saxony, concealed from allied eyes, the German Reich's plans for keeping the U.S. from entering the conflict are revealed: the deployment of a new diabolical weapon upon the shores of America...

The second novel in an alternate history series where Teddy Roosevelt is president once more right before WWI breaks out, and on his side is the Black Chamber, a secret spy network watching America's back. After foiling a German plot to devastate America's coastal cities from Boston to Galveston, crack Black Chamber agent Luz O'Malley and budding technical genius Ciara Whelan go to California to recuperate. But their well-deserved rest is cut short by the discovery of a diabolical new weapon that could give the German Imperial Navy command of the North Sea. Luz and Ciara must go deep undercover and travel across a world at war, and live under false identities in Berlin itself to ferret out the project's secrets. Close on their trail is the dangerous German agent codenamed Imperial Sword, who is determined to get his revenge, and a band of assault-rifle equipped stormtroopers, led by the murderously efficient killer Ernst Röhm. From knife-and-pistol duels on airships to the horrors of the poison-gas factories to harrowing marine battles in the North Sea, the fight continues—with a world as the prize.

The third novel in a World War I alternate history series where America's greatest weapon against Germany is Black Chamber secret agent Luz O'Malley and technical genius Ciara Whelan. Only they can protect America's best hope of winning the war. The Great War is at a stalemate, and the only thing stopping Germany from striking America is the threat of the United States using their own Annihilation Gas against them. But America's supply is quickly decaying and the Central Powers know it. A plant is under construction in the remote highlands of Mexico so that America can make their own supply. President Teddy Roosevelt assigns crack agent Luz O'Malley and her technical genius Ciara Whelan to watch over the plant operating under cover identities. But German agent Horst von Duckler has escaped from the POW camp in El Paso, and he's heading in the same direction—bent on revenge against Luz, and sabotage that will deprive America of its deterrent and kill tens of thousands.

Book 1 of the Treasures of Tartary trilogy Black Chamber alternate history universe Teddy Roosevelt has steered the Progressive Republican Party and the United States through the Mexican insurrection, and what would have been World War I. Mexico has become a part of the United States, but Europe has been destroyed by the Kaiser’s v-gas. Japan, Germany, and what’s left of the British Commonwealth are struggling for supremacy in the new world of the Twentieth Century. Roosevelt has created a spy agency called the Black Chamber, and two of his best Black Chamber agents are Luz O’Malley and her lover, Ciara Whelan. Luz and Ciara are tasked to figure out where all the Chinese antiquities being smuggled into the USA are coming from. As they dig deeper and deeper, bodies keep turning up all over Chinatown and it is no better in Shanghai. Luz and Ciara have to watch out for daggers in the dark.