"Witty and whimsical." —Booklist In 1819, during the Tinkering Prince's Regency, Loveday Penhale is a young inventor living next door to the Trevelyan estate of Gwynn Place. Celeste Blanchard is a young...

Only one thing could be worse than Napoleon's invasion of England… After their daring adventures behind enemy lines in France, Loveday Penhale and Celeste Blanchard cannot settle into everyday life at...

Napoleon is determined to conquer the world with his steam-powered weapons. Nothing in England can stop him … except two young lady inventors. In 1819, France is surrounded by armies. With Russia in the...

Napoleon's invasion of England is hidden in the clouds… It is 1819, and Cornwall is agog at the daring of the two young lady aeronauts who, earlier in the summer, flew nearly to France and back in their...