SZT2991653: Radio in the classroom, 1929 (b/w photo) / Bridgeman Images

SZT2991662: Russian forced laborers clear a road, 1942 (b/w photo) / Bridgeman Images

SZT2991716: Eric Drummond, Briand, Vittorio Scialoja, Quinones de Leon and de Mello Franco, 1925 (b/w photo) / Bridgeman Images

SZT2991722: Aristide Briand at his country estate, 1929 (b/w photo) / Bridgeman Images

SZT2991746: Aristide Briand during a speech at the League of Nations 1926 (b/w photo) / Bridgeman Images

SZT2991752: Parents and children on the first day of school (b/w photo) / Bridgeman Images

SZT2991755: Girl with big cone of candy, a custom on the first day of school, 1935 (b/w photo) / Bridgeman Images

SZT2991758: Students doing their homework, 1932 (b/w photo) / Bridgeman Images

EVB2952094: British Royalty. British King Edward IV, c.late 15th century / Bridgeman Images

EVB2952097: British Royalty. Coronation procession for King George VI of England and British Queen Elizabeth (future Queen Mother), leaving Buckingham Palace, London, England, May 12, 1937 / Bridgeman Images

EVB2952106: British Royalty. British King George II, c.1820s / Bridgeman Images

EVB2952109: British Royalty. British Queen Elizabeth (future Queen Mother) and King George VI of England, White Drawing Room, Buckingham Palace, London, England, 1947 / Bridgeman Images

EVB2952112: British Royalty. British Queen Elizabeth (future Queen Mother) and King George VI of England, White Drawing Room, Buckingham Palace, London, England, c.1940s / Bridgeman Images

EVB2952121: British Royalty. King George V of England, on yacht 'Britannia,' c.early 1930s / Bridgeman Images

EVB2952136: Henry VIII (1491-1547), King of England, and Ireland, from 1509 until his death. Portrait by Hans Holbein the Younger, 1540 / Bridgeman Images

EVB2952145: King George VI (1895-1952), King of the United Kingdom, in the full dress uniform of the Cameron Highlanders, April 28, 1939. / Bridgeman Images

SZT2999086: Rupprecht of Bavaria, 1917 (b/w photo) / Bridgeman Images

EVB2952229: Leon Trotsky, 1929. / Bridgeman Images

SZT2991836: Thomas Alva Edison (b/w photo) / Bridgeman Images

SZT2999203: Jan Kiepura, 1930 (b/w photo) / Bridgeman Images

SZT2991893: King Ludwig II of Bavaria (b/w photo) / Bridgeman Images

SZT2999218: Jan Kiepura (b/w photo) / Bridgeman Images

SZT2991950: Inauguration of the Henryk Sienkiewicz memorial in Bydgoszcz, 1928 (b/w photo) / Bridgeman Images

SZT2991953: Gerhart Hauptmann, Margarete Hauptmann and Dr. Bracht in the State Theater, 1932 (b/w photo) / Bridgeman Images

EVB2952247: Abraham Lincoln (1809-1865), U.S. President (1861-1865), Lincoln's favorite portrait of himself chosen from about 20 paintings of him from the time. Painted in 1860 by George F. Wright, just after Lincoln's nomination for the Presidency, 1860 / Bridgeman Images

SZT2992001: SS soldiers as marshals, 1938 (b/w photo) / Bridgeman Images

SZT2999266: Dining room in the Hotel 'Patria' in Krynica, 1934 (b/w photo) / Bridgeman Images

SZT2999485: British troops in Waziristan in India, 1937 (b/w photo) / Bridgeman Images

SZT2999503: Dancers dance Cancan (b/w photo) / Bridgeman Images

SZT2999515: Couple dances cotillion, 1909 (b/w photo) / Bridgeman Images

SZT2999539: Plenary during the Conference on Disarmament, 1932 (b/w photo) / Bridgeman Images

SZT2999581: World Economic Conference in Geneva, 1927 (b/w photo) / Bridgeman Images

SZT2993302: Leonardo Conti, 1941 (b/w photo) / Bridgeman Images

SZT2993311: Night club 'Englischer Hof' in Berlin (b/w photo) / Bridgeman Images

SZT3000572: Sidi-Okba Mosque in Tunis, 1936 (b/w photo) / Bridgeman Images

SZT3000602: 'Das deutsche Lied' (b/w photo) / Bridgeman Images