101 HOURS IN A ZEPPELIN: Ernst August Lehmann and the Dream of Transatlantic Flight, 1917

Based on the original letters of physics professor Robert Wichard Pohl. This volume tells the story of the first flight to exceed 100 hours in the air. Along the way, it tells the story of those men responsible for the flight, as well as the history of both airship development and the continuing interest in transatlantic flight. Photos.