Hugh Blackburn 1823–1909 Source: Wikimedia Commons About Hugh Blackburn British mathematician (1823–1909) People from the Same Era Samuel Werner von Troil 1833–1900 politician Nousiainen Charles Fenerty 1821–1892 poet, writer Upper Sackville Amédée Dumontpallier 1826–1899 gynecologist, physician Honfleur Karel Čížek 1833–1894 journalist, politician, writer Prague Owen Jones 1833–1899 Christian minister, writer Llanuwchllyn Eduard Kaiser 1820–1895 lithographer, painter Graz