The Brass Queen Series by Elizabeth Chatsworth

In 1897, a fiery British aristocrat and an inept US spy search for a stolen invisibility serum that could spark a global war.Miss Constance Haltwhistle is the last in a line of blue-blooded rogue inventors. Selling exotic firearms under her alias, the ‘Brass Queen,’ has kept her baronial estate’s coffers full. But when US spy, Trusdale, saves her from assassins, she’s pulled into a search for a scientist with an invisibility serum... moreIn 1897, a fiery British aristocrat and an inept US spy search for a stolen invisibility serum that could spark a global war.Miss Constance Haltwhistle is the last in a line of blue-blooded rogue inventors. Selling exotic firearms under her alias, the ‘Brass Queen,’ has kept her baronial estate’s coffers full. But when US spy, Trusdale, saves her from assassins, she’s pulled into a search for a scientist with an invisibility serum. As royal foes create an invisible army to start a global war, Constance and Trusdale must learn to trust each other. If they don’t, the world they know will literally disappear before their eyes. less

“I loved The Brass Queen .” ―Genevieve Cogman, author of the Invisible Library series “Lush, exciting, and endlessly inventive . . .” ―Cherie Priest, award-winning author of Boneshaker , on The Brass Queen The grass was always greener in another dimension. In a fantastical steam-powered world, eccentric aristocrat and secret arms dealer, Miss Constance Haltwhistle, has been blackmailed into stealing alien artifacts from the crown heads of Europe... more“I loved The Brass Queen .” ―Genevieve Cogman, author of the Invisible Library series “Lush, exciting, and endlessly inventive . . .” ―Cherie Priest, award-winning author of Boneshaker , on The Brass Queen The grass was always greener in another dimension. In a fantastical steam-powered world, eccentric aristocrat and secret arms dealer, Miss Constance Haltwhistle, has been blackmailed into stealing alien artifacts from the crown heads of Europe. Only the shady but annoyingly handsome US spy, “Liberty” Trusdale, can help her execute her perfect palace heists. As Constance creates chaos and mayhem across the Continent, monstrous creatures are plotting an interdimensional invasion of Earth. Will Constance and Trusdale stop bickering long enough to end the war of the worlds before it starts? less