Léopold Delayant 1806–1879 Source: Wikimedia Commons People from the Same Era William Cogswell 1815–1887 Gen. Massachusetts Richard Owen 1810–1890 geologist, naturalist, writer Lanarkshire Heinrich Albert Oppermann 1812–1870 poet lawyer, politician, writer Göttingen Pietro Ramaglia 1802–1875 scientist Ripabottoni Joseph B. Plummer 1816–1862 military officer Barre David Porter Howes 1815–1897 politician