Rudolf Schnackenberg 1823–1907 Source: Wikimedia Commons People from the Same Era Errico Petrella 1813–1877 composer Palermo Hiram Perkins 1833–1924 astronomer, philanthropist, university teacher Charles Crozat Converse 1832–1918 composer, lawyer Warren Ulric Widström 1833–1906 estate owner, politician Brattfors Carl Nipperdey 1821–1875 archaeologist, classical philologist, university teacher Schwerin Carl Kleman 1820–1872 Marine officer Karlskrona