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 homemade air ship. Much more is riding on Loveday Penhale and Celeste Blanchard's new and improved vessel—they plan to win the Tinkering Prince's prize, offered to anyone who can help England win the war against Napoleon.To their dismay, they must take two local gent...

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 north, the Karlsruhe Confederacy in the east, and a pirate kingdom in the south, Napoleon cannot break out, nor can the English Navy seem to break in. Europe teeters on the edge of a sword. Whichever side rules the air will win.Celeste Blanchard, daughter of the Empe...

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 home. Has the Tinkering Prince forgotten them entirely? What of the prize he promised? Then, with the flourish of a royal messenger’s hand, their lives are changed. Not only have they won the prize, they are to join the Prince’s Own Engineers in London!They must overco...