RMS Mauretania (1906) launched by the Duchess of Roxburghe. At the time of her launch, she was the largest moving structure ever built, and slightly larger in gross tonnage than "Lusitania". The main visual differences between "Mauretania" and "Lusitania" were that "Mauretania" was five feet longer and had different vents. "Mauretania" also had two extra stages of turbine blades in her forward turbines, making her slightly faster than "Lusitania". "Mauretania" and "Lusitania" were the only ships with direct-drive steam turbines to hold the Blue Riband; in later ships, reduction-geared turbines were mainly used. "Mauretania"s usage of the steam turbine was the largest application
German submarine U-35 (1936) German submarine U-35 (1936) German submarine "U-35" was a Type VIIA U-boat of Nazi Germany's "Kriegsmarine". She was built three years before the start of World War II. The submarine was laid down on 2 March 1936 by Friedrich Krupp Germaniawerft at Kiel, launched on 24 September 1936, and commissioned on 3 November that year under the command of "Kapitänleutnant" ("Kptlt.") Klaus Ewerth. The U-boat was featured on the cover of "Life" magazine on 16 October 1939, as in the days preceding, it "courteously" rescued all the sailors of a Greek ship that it was about to sink. "U-35" was