9. The first Spitfire Mk.Is were not equipped with gun heating
systems, and so lacked the corresponding vents in the lower
surfaces of the wings.
10. The first and third machine guns in each wing (from the
fuselage) were staggered slightly, such that their barrels
protruded just beyond the leading edge of the wings.
Spitfire Mk.I, Beginning of 1939
- Powerplant: One 1,030hp Rolls-Royce Merlin III Engine
- Fuel: 87-octane aviation fuel
11. Two-position, three blade De Havilland 5/20 propeller (from the 78th production machine, May, 1939)
2. Bulged canopy (from January, 1939)
Spitfire Mk.I K9906, F/O Robert Stanford Tuck,
No. 65 Squadron, RAF Hornchurch, Essex,
INFO Eduard - DECEMBER 2020