Nikolai Petrovsky 1837–1908 Source: Wikimedia Commons About Nikolai Petrovsky Russian politician (1837-1908) People from the Same Era Gottlieb Ringier 1837–1929 lawyer, politician Sumiswald Martin C. Hobart 1835–1919 politician Niagara County Ferdinánd Pfeifer 1833–1879 bookseller, publisher Pest Paul Grandjouan 1841–1907 entrepreneur Nantes Ingram Bywater 1840–1914 classical philologist, university teacher London Spyridon Aravantinos 1843–1906 lawyer, politician, writer Ioannina