Theodor Schlumberger 1840–1917 Source: Wikimedia Commons About Theodor Schlumberger French politician, engineer and entrepreneur (1840-1917) People from the Same Era John Robie Eastman 1836–1913 astronomer Andover Anna Mary Enoch Lewis Mann 1842–1918 Indiana John Noble Stearns 1831–1907 James Dickson 1832–1901 auctioneer, businessperson, politician Plymouth Augustus Samuel Wilkins 1843–1905 classical philologist, philologist, translator, university teacher Mariano Cirilo de Carvalho 1836–1905 journalist, politician, writer