József Arenstein 1816–1892 Source: Wikimedia Commons About József Arenstein mathematician (1816-1892) People from the Same Era Sidney Dillon 1812–1892 financier Northampton Charles Keen 1825–1900 Physician Pennsylvania Marcello Cerruti 1808–1896 diplomat, politician Genoa Bilin Bilin 1820–1901 writer Gusztáv Vizsolyi 1822–1889 politician Dunaszentgyörgy Gustaf Peterson 1815–1904 industrialist, politician Västerviks church parish