. "New York City"@en . . "Alexander P. de Seversky"@en . . . "Alexander de Seversky 1943"@en . . "Russian"@en . . "Seversky Aircraft Corporation"@en . "Tiflis, Georgia, Russian Empire"@en . . "American"@en . . . . "right"@en . . . . . . . . "1894-06-07"^^ . . . . . . "Alexander Nikolaievich Prokofiev de Seversky () (June 7, 1894 \u2013 August 24, 1974) was a Russian\u2013American aviation pioneer, inventor, and influential advocate of strategic air power."@en . . . . . . . . . . . . . . "1974-08-24"^^ . . "Alexander Nikolaievich Prokofiev de Seversky () (June 7, 1894 \u2013 August 24, 1974) was a Russian\u2013American aviation pioneer, inventor, and influential advocate of strategic air power."@en . . "frameless"@en . "Aviator, author, inventor"@en .