Adolf Dronke 1837–1898 Source: Wikimedia Commons About Adolf Dronke German school teacher and founder of the Eifelverein (1837-1898) People from the Same Era Prince Nicholas Maximilianovich, 4th Duke of Leuchtenberg 1843–1891 geologist, military officer, military personnel, mineralogist Peterhof Palaces and complex Charles Wilder Davis 1833–1898 military officer Concord Harriet Stephen 1840–1875 London Benjamin Wallace 1847–1921 businessperson, circus director Johnstown Charles Quincy Pierce 1841–1915 politician Alfred Robaut 1830–1909 art historian, designer, draftsperson, graphic artist, lithographer, painter, photographer, printer, printmaker, publisher Douai