Georg Langbein 1849–1909 Source: Wikimedia Commons About Georg Langbein German chemist (1849-1909) People from the Same Era Reinhard Mannesmann 1856–1922 engineer, entrepreneur Remscheid John Trägårdh 1850–1928 businessperson Göteborgs Kristine församling John W. French 1843–1901 military personnel Washington, D.C. Alexander Sudakov 1851–1914 physician Moscow Haji Washington 1849–1898 diplomat, politician Tehran John Hopkinson 1849–1898 engineer, mathematician, physicist Manchester