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
7th U-boat Flotilla 7th U-boat Flotilla The 7th U-boat Flotilla (German "7. Unterseebootsflottille"), also known as Wegener Flotilla, was the seventh operational U-boat combat unit in Nazi Germany's "Kriegsmarine". Founded on June 25, 1938, under the command of "Korvettenkapitän" Werner Sobe, it was named in honour of "Kapitänleutnant" Bernd Wegener. Wegener, a U-boat commander during World War I, died on August 19, 1915, after his submarine "U-27" was sunk by British Q-ship HMS "Baralong", which was an atrocity and war crime itself. The flotilla, under the name "Wegener Flotilla", was founded in Kiel in June 1938. In September 1940, the flotilla left its