Oscar de Poli 1838–1908 Source: Wikimedia Commons About Oscar de Poli French writer and librettist (1838-1908) People from the Same Era Hippolyte Gassier 1834–1907 politician Barcelonnette Clara C. M. Cannon 1839–1926 religious leader Westfield William Henry Jackson 1843–1942 explorer, mountaineer, painter, photographer Keeseville Daniel D. Johnson 1836–1893 politician Tyler County William Henry Brewer 1828–1910 botanist, chemist, explorer, geologist Poughkeepsie Emily Sarah Cathcart 1834–1917 lady-in-waiting