Sea Harrier 899 NAS - Poster Size:A3 297x420mm Clarence Kelly Johnson from Lockheed

Clarence Kelly Johnson from Lockheed designed a jet powered glider

replacing the Fairey Seal and Blackburn Baffin

The B-2 Spirit entered service in 1997 as a strategic stealth bomber that can deliver conventional and nuclear weapons

The Royal Flying Corps started using the blue outer and red centre roundel in December 1914

From air power artist Peter Van Stigt this illustration shows the fearsome Apache attack helicopter in action

Sea Harrier 899 NAS - Poster Size:A3 297x420mm Clarence Kelly Johnson from LockheedHawker Siddeley Sea Harrier FRS1 From graphic designer and illustrator, Chris Sandham Bailey of Inkworm. com. Chris is a regular contributor to aviation publications such as Aeroplane and Mortons Media. This profile is a Sea Harrier from 899 Naval Air Squadron, RNAS Yeovilton.