Arthur James Balfour, 1st Earl of Balfour, Prime Minister of Great Britain from 1902–1905 and Foreign Secretary from 1916–1919.
Portrait of Arthur James Balfour (1848–1930), black-and-white photograph, without date, unknown photographer, source: Library of Congress, Prints and Photographs Division, DIGITAL ID: (digital file from original neg.) ggbbain 02758 http://hdl.loc.gov/loc.pnp/ggbain.02758.