On the eve of World War II, America's newest submarine plunged helplessly to the North Atlantic bottom during a test dive. Miraculously, thirty-three crew members still survived. In this thrilling narrative of terror, heroism and courage, prize-winning author Peter Maas brings us a vivid account of the disaster and its outcome. The sub was the Squalus. The man was a U.S. Navy officer, Charles "Swede" Momsen, an extraordinary combination of visionary, scientist and man of action.Peter Maas is the author of 'The Terrible Hours: The Man Behind the Greatest Submarine Rescue in History' with ISBN 9780786224272 and ISBN 0786224274.