The Return of The Time Police: The Time Authority Book Two

In this sequel to "The Last of the Time Police," a pair of time travelers are sent to 16th Century France to clean up their mess before Time as we know it ceases to exist. Stan and Jack discover a land where a ruthless Great Britain has conquered the world using DaVinci’s inventions. They must organize a ragtag group of adventurers willing to travel every where and every time to risk every thing.