Dave Stevenson

From National Book Award finalist and Printz Award winner Laura Ruby comes an epic alternate history series about three kids who try to solve the greatest mystery of the modern world: a puzzle and treasure hunt laid into the very streets and buildings of New York City. It was 1798 when the Morningstarr twins arrived in New York with a vision for a magnificent city: towering skyscrapers, dazzling machines, and winding train lines, all running on technology...