Erich Alfred Hartmann, nicknamed "Bubi" by his comrades and "The Black Devil" by his Soviet adversaries, was a German fighter pilot during World War II and is the most successful fighter ace in the history of aerial warfare.
“ During the Second World War, one German Luftwaffe pilot compiled a combat record so remarkable that he earned the distinction of becoming the most successful fighter pilot in the history of humanity. Erich Hartmann, called the Blond.
This picture shows a German pilot wearing on oxygen mask. It caught my eye because the oxygen mask makes the soldier look more skeletal in a way. Or rather, more like an alien, as it just doesn't look normal