The two pre-World War I generations encompassed the greatest innovative period in history. Technical inventions of 1867-1914 a their rapid improvement a commercialisation created new prime movers, materials, infrastructures a information means that provided the lasting foundations of the modern world.This requirement disappeared only with the adoption of light alloys (Hoff 1946), and todaya#39;s largest passenger planes have unbraced ... Some P-51 Mustangs, perhaps the best combat aircraft of WWII with engines that rated as high as 1.1 MW, had ... Jet propulsion eliminated them first from combat and long-distance passenger routes and soon afterward from all longer ... at air shows but also airplanes that provide indispensable commercial and public safety services ( Gunston 2002).
|Title||:||Creating the twentieth century|
|Publisher||:||Oxford University Press, USA - 2005|