Mary Sears McHenry 1834–1912 Source: Wikimedia Commons About Mary Sears McHenry American relief worker; national president, Woman's Relief Corps (1834-1912) People from the Same Era Samuel Johnston 1840–1924 businessperson County Londonderry Caroline Testman 1839–1919 journalist Copenhagen Józef Jamant 1841–1864 Vilnius Ludwig Friederichsen 1841–1915 bookseller, cartographer, executive, geographer, journalist, photographer, politician, publisher Rendsburg Marie Ryšavá 1831–1912 actor Prague Celora E. Martin 1834–1909 judge, lawyer Newport