SZT2967321: Josef Madersperger (b/w photo) / Bridgeman Images

SZT2967332: Erwin Piscator (b/w photo) / Bridgeman Images

SZT2967336: Friedrich Schleiermacher (b/w photo) / Bridgeman Images

SZT2967350: Detail of the Orangerie in Kassel, 1997 (photo) / Bridgeman Images

SZT2967353: Robert Koch with Rudolph von Benningsen in German New Guinea, 1900 (b/w photo) / Bridgeman Images

SZT2967370: Ernst-Ludwig, Grand Duke of Hesse-Darmstadt,, and his wife Eleonore, 1905 (b/w photo) / Bridgeman Images

SZT2967371: Ernst-Ludwig, Grand Duke of Hesse-Darmstadt, Germany, 1915 (b/w photo) / Bridgeman Images

SZT2967374: Plot Alexanderplatz, 1968 (b/w photo) / Bridgeman Images

SZT2967376: Girl running down a long staircase in Prague, 1968 (b/w photo) / Bridgeman Images

SZT2967379: A group of young people smoking and playing music, Piccadilly Circus, London, 1968 (b/w photo) / Bridgeman Images

SZT2967386: Military display celebrating 20 years of Israel, Jerusalem, 1968 (photo) / Bridgeman Images

SZT2967387: War wreck on the Golan Heights, 1968 (b/w photo) / Bridgeman Images

SZT2967392: The Moon Rising Over the Earth, 1968 (photo) / Bridgeman Images

SZT2967696: Guestbook signed by Karl Valentin in 1928 (photo) / Bridgeman Images

SZT2967704: Karl Valentin (b/w photo) / Bridgeman Images

SZT2971312: Secondary school student raises their hand, 2005 (photo) / Bridgeman Images

SZT2971315: Paul Gerhardt (litho), German School / Bridgeman Images

SZT2971318: 'The Program with the Mouse', with Armin Maiwald, 1971 (photo) / Bridgeman Images

SZT2971319: 'The Program with the Mouse', with Armin Maiwald, 1971 (photo) / Bridgeman Images

TRK2973200: Aphrodite (Venus of Taurida). Greek work of the 2nd century BC (?). Marble. / Bridgeman Images

TRK2973204: Greek art. White-ground lekythos: Woman and Youth by the Gravestone. Clay. Attica, 440 BC. The Thanatos painter. / Bridgeman Images

TRK2973226: Auguste Rodin (1840-1917). Eternal Spring, early 1900s. Marble., Rodin, Auguste (1840-1917) / Bridgeman Images

TRK2973290: Portrait of Henriette Sontag as Donna Anna, 1831 (oil on canvas), Delaroche, Hippolyte (Paul) (1797-1856) / Bridgeman Images

TRK2973311: Emperor Frederick III (coloured engraving) / Bridgeman Images

TRK2973314: King Canute I of Sweden (1143-1196) with his son Erik Knutsson (c.1180-1216) (coloured engraving) / Bridgeman Images

TRK2973316: Portrait of Peter I of Castile (coloured engraving), Spanish School, (19th century) / Bridgeman Images

TRK2973373: Judgement of Solomon (coloured engraving) / Bridgeman Images

TRK2973398: Portrait of August Wilhelm von Schlegel, German writer (coloured engraving) / Bridgeman Images

TRK2973402: Peter IV: the Ceremonious (coloured engraving), Spanish School, (19th century) / Bridgeman Images

TRK2973403: Louis IX or Saint Louis (coloured engraving), French School, (19th century) / Bridgeman Images

SZT2973706: View of St.Jakobi Church, St. Mary's Church, St.Peter's Church, St.Aegidien Church and the Lübeck Cathedral, Germany, 2012 (b/w photo) / Bridgeman Images

SZT2976132: Samuel Goldwyn on the film set of 'These Three', 1935 (b/w photo) / Bridgeman Images

SZT2976133: Colmar von der Goltz in Turkey, 1915 (b/w photo) / Bridgeman Images

SZT2976143: Commemorative coin Jacob and Wilhelm Grimm / Bridgeman Images

SZT2976156: Mao Zedong during the Long March, 1935 (b/w photo) / Bridgeman Images

SZT2976157: Portrait of Jennie Churchill (b/w photo) / Bridgeman Images