Libros

Juan de Herrera había sido ayudante de Juan Bautista de Toledo, autor de la traza general del monasterio de San Lorenzo del Escorial, hasta el fallecimiento de éste en 1567. Herrera preparó los planos de la basílica, cambiando la disposición diseñada por Toledo. Propició el empleo de elementos (...)

As early as 1979, Soviet aircraft designers started work on a program called I-90, a fighter for the 1990s. Two Soviet aircraft design bureaus took on the task, Mikoyan and Sukhoi. Work began in 1983 but with the dissolution of the Soviet Union the project stalled.In 2002 the Russian government (...)

Closed in 1949, the Sukhoi Design Bureau was reborn in 1953 to meet an urgent demand for a fast interceptor that would counter the threat posed by NATO bombers. It wasted no time developing a succession of missile-armed, Mach 2 interceptors characterized by delta wings; the single-engined Su-9 (...)