Filippo Sibirani 1880–1957 Source: Wikimedia Commons About Filippo Sibirani Italian mathematician (1880-1957) People from the Same Era Władysław Sikorski 1881–1943 military personnel, politician Tuszów Narodowy José Raúl Capablanca 1888–1942 chess player, diplomat, non-fiction writer Havana Moritarō Abe 1872–1913 diplomat Luigi Zappelli 1886–1948 politician Vignone Ivan Nikitich Smirnov 1881–1936 economist, politician Ryazan Governorate Robertson Smyth 1879–1916 rugby union player County Down