Otro e-book gratis, esta vez de Aviation Week:
eBook: 75 Years of Lockheed Martin's Skunk Works
Jun 14, 2018Aviation Week & Space Technology
http://aviationweek.com/defense/ebook-75-years-lockheed-martins-skunk-works
Link al PDF: http://aviationweek.com/site-files/...loads/2018/06/13/BlackMagic_SkunkWorks_75.pdf
eBook: 75 Years of Lockheed Martin's Skunk Works
Jun 14, 2018Aviation Week & Space Technology
http://aviationweek.com/defense/ebook-75-years-lockheed-martins-skunk-works
Link al PDF: http://aviationweek.com/site-files/...loads/2018/06/13/BlackMagic_SkunkWorks_75.pdf