1916
Oswald Boelcke, German WWI flying ace (born 1891)
Oswald Boelcke, German WWI flying ace (born 1891)
Oswald Boelcke, German WWI flying ace (born 1891)
German World War I flying ace (1891–1916)
Oswald Boelcke, German WWI flying ace (born 1891)
Oswald Boelcke, German WWI flying ace (born 1891)
Oswald Boelcke, German captain and pilot (died 1916)
Oswald Boelcke, German captain and pilot (died 1916)