Gustave Frédéric Dollfus
1850–1931 (age 81)
Biography
Gustave Frédéric Dollfus probed the geology of France with meticulous fieldwork, mapping strata and describing marine fossils in clear, influential publications.
His attention to detail clarified the region's physical history and inspired students of earth sciences, and he rests in Division 4 of Paris's Cimetière de Montmartre.