Ivan Ivanovich Tyazhelnikov 1802–1869 Source: Wikimedia Commons People from the Same Era Edouard Suenson 1805–1887 naval officer Copenhagen William Gilbert Puckey 1805–1878 missionary Penryn Aris de Heer 1806–1874 chess player Ventura de la Vega 1807–1865 librettist, playwright, poet, writer Buenos Aires Giovanni Battista Cassinis 1806–1866 jurist, politician Masserano Jan van der Pot 1803–1825 Rotterdam