Spas Prokopov 1842–1917 Source: Wikimedia Commons People from the Same Era Gaetano Chierici 1838–1920 dirigente scolastico, painter, politician Reggio Emilia Wilhelm Ganz 1833–1914 composer, conductor, music educator, musician, organist, pianist, promoter Mainz Charles A. Taggart 1843–1938 Blandford George McClellan 1849–1913 anatomist, physician Philadelphia Wilhelm Lehmann 1840–1886 entrepreneur Sigmaringendorf Aleksandr Letniy 1848–1883 chemist, engineer Saint Petersburg