Edward Sang 1805–1890 Source: Wikimedia Commons About Edward Sang British mathematician People from the Same Era Franz Vergauwen 1801–1881 politician Lucien Galtier 1811–1866 Catholic priest Saint-Affrique Joseph B. Crockett 1808–1884 judge, lawyer, politician Lexington Antonio Valdameri 1801–1900 Catholic priest Melancton Smith 1810–1893 military officer New York City Sempronius Boyd 1815–1890 Hon.