Charles Édouard Guillaume 1861–1938 Source: Wikimedia Commons About Charles Édouard Guillaume Swiss physicist (1861-1938) People from the Same Era Hugo A. Dubuque b. 1854 politician John D. Buckingham 1855–1928 composer, piano teacher Dunbar Rowland 1864–1937 archivist, historian, lawyer Oakland Jiří Stanislav Guth-Jarkovský 1861–1943 pedagogue, teacher, translator, writer Heřmanův Městec Margarethe Loewe-Bethe 1854–1932 etcher Szczodrów Albert Seydoux 1866–1918 industrialist, politician Le Cateau-Cambrésis