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
The World That Never Was between 1870 and 1914 in shaping the leftism, activism and terrorism, and political repression, and wrote that it was "none the worse for" being "very much a tale of anarchism for own times". In the "New Statesman", philosopher John N. Gray described the book as "one of the most absorbing depictions of the dark underside of radical politics in many years" but questioned its lack of extended analysis. Richard Alexander of "Lobster" assessed "The World That Never Was" as "a highly readable and entertaining (and occasionally thoughtful) text" and recommended it as an introduction to the activities of the revolutionaries