SZT3023776: Servants school, circa 1900 (b/w photo) / Bridgeman Images

SZT3023782: Actress at a sound film shooting, 1929 (b/w photo) / Bridgeman Images

SZT3023785: Carmen Boni, 1929/30 (b/w photo) / Bridgeman Images

SZT3023550: Uganda railway in British East-Africa at the beginning of the 20th century (b/w photo) / Bridgeman Images

SZT3023824: Marching against the Treaty of Versailles before the University in Berlin, 1928 (b/w photo) / Bridgeman Images

SZT3023977: Large family, 1930 (b/w photo) / Bridgeman Images

SZT3023983: Family at Christmas, 1936 (b/w photo) / Bridgeman Images

SZT3023720: Tilly Bebe, 1903 (b/w photo) / Bridgeman Images

SZT3023747: Ernst Thaelmann, 1932 (b/w photo) / Bridgeman Images

SZT3023727: Turkish officers in the First World War, 1915 (b/w photo) / Bridgeman Images

SZT3023754: Lourenco Marques in Mozambique, around 1900 (b/w photo) / Bridgeman Images

SZT3023756: Market in Lourenco Marques in Mozambique, around 1900 (b/w photo) / Bridgeman Images

SZT3023771: Minerva 93 - Hertha BSC Berlin 3-0, 1938 (b/w photo) / Bridgeman Images

SZT3023793: The Cinemotor Theater in LA, 1938 (b/w photo) / Bridgeman Images

SZT3023811: The circus 'Menagerie Continental', around the 1920s (photo) / Bridgeman Images

SZT3023801: Erwin von Witzleben at a maneuver, 1936 (b/w photo) / Bridgeman Images

SZT3023804: Children, 1937 (b/w photo) / Bridgeman Images

SZT3023816: Disturbances at the University in Berlin, 1930 (b/w photo) / Bridgeman Images

SZT3023940: Spanking, 1920s (b/w photo) / Bridgeman Images

SZT3023948: Toy factory in Nuremberg, 1928 (b/w photo) / Bridgeman Images

SZT3024009: The family of the princes of Schaumburg-Lippe, 1908 (b/w photo) / Bridgeman Images

SZT3023987: Max Slevogt, 1931 (b/w photo) / Bridgeman Images

SZT3023993: The von Hindenburg family, around 1885 (b/w photo) / Bridgeman Images

SZT3024002: The family of Frederick Francis IV of Mecklenburg-Schwerin, 1914 (b/w photo) / Bridgeman Images

SZT3024047: Werner von Blomberg at a troop visit in the United States, 1925 (b/w photo) / Bridgeman Images

SZT3020153: Claudio Arrau (b/w photo) / Bridgeman Images

SZT3020159: Newspaper reports about separatism in the Palatinate, 1923 (b/w photo) / Bridgeman Images

SZT3020162: 'People's Sacrifice fund-raising', 1945 (b/w photo) / Bridgeman Images

SZT3020180: Portrait of Henry Morgenthau, Jr. (b/w photo) / Bridgeman Images

SZT3020219: Portrait of Antoine Henri Becquere (b/w photo), Nadar, Paul (1856-1939) / Bridgeman Images

SZT3020222: Ludwig Aschoff, 1936 (b/w photo) / Bridgeman Images

SZT3020234: X-ray machines in Berlin, 1905 (b/w photo) / Bridgeman Images

SZT3020243: Members of the German Red Cross, circa 1900 (b/w photo) / Bridgeman Images

SZT3020249: Otto Braun, 1930 (b/w photo) / Bridgeman Images

SZT3020279: 'Empire Day' in Australia, 1932 (b/w photo) / Bridgeman Images

SZT3020285: Paul Nipkow, around 1930 (b/w photo) / Bridgeman Images