Antoni Wałecki 1815–1897 Source: Wikimedia Commons People from the Same Era Thomas Adams 1818–1905 inventor, scientist New York City Julius August Bentzien 1815–1882 botanist, theologian Robert T. Conrad 1810–1858 lawyer, politician, writer Philadelphia Pierre Guillaume Frédéric le Play 1806–1882 economist, engineer, politician, sociologist La Rivière-Saint-Sauveur Jonathan Pim 1806–1885 businessperson, politician Dublin Enrico Tamberlik 1820–1889 opera singer Rome