SZT3000437: German infantry on the Eastern front, 1944 (b/w photo) / Bridgeman Images

SZT3000452: Leon Trotsky, Vladimir Ilyich Lenin and Lev Kamenev (b/w photo) / Bridgeman Images

SZT3000453: Vladimir Ilyich Lenin during the opening of a conference in Moscow, 1918 (b/w photo) / Bridgeman Images

SZT3000901: Serbian soldiers at the Austrian-Hungarian border after the outbreak of war, 1914 (b/w photo) / Bridgeman Images

SZT3000914: Emperor Wilhelm II in exile in Netherlands, 1931 (b/w photo) / Bridgeman Images

SZT3000925: The Basel Muenster (b/w photo) / Bridgeman Images

SZT3000929: A destroyed Augsburg, 1944 (b/w photo) / Bridgeman Images

SZT3000930: The destroyed Augsburg, 1944 (b/w photo) / Bridgeman Images

SZT3000936: Joseph Schmidt and Charlotte Ander 'My Song Goes 'Round the World', 1933 (b/w photo) / Bridgeman Images

SZT3000938: Wilhelm Groener, 1916 (b/w photo) / Bridgeman Images

SZT3000940: Wilhelm Groener, 1916 (b/w photo) / Bridgeman Images

SZT3000941: Adolf Hitler speaks before the Reichstag deputies in the Reich Chancellery, 1938 (b/w photo) / Bridgeman Images

SZT3000950: Rules for the operation of the first electric tram in Berlin, 1881 (b/w photo) / Bridgeman Images

SZT3000955: Willy Fritsch, Gerda Marus, Fritz Lang, Thea von Harbou, 1930 (b/w photo) / Bridgeman Images

SZT3000958: Austrian troops in Udine, 1918 (b/w photo) / Bridgeman Images

SZT3000959: Austro-Hungarian post in an emplacement on the Italian front, 1916 (b/w photo) / Bridgeman Images

SZT3000962: Austro-Hungarian troops in Santa Lucia, 1917 (b/w photo) / Bridgeman Images

SZT3000963: Destroyed tank turret, 1916 (b/w photo) / Bridgeman Images

SZT3000970: Count Luigi Cadorna, 1916 (b/w photo) / Bridgeman Images

SZT3000975: Plenary hall in the burned-out Reichstag, 1933 (b/w photo) / Bridgeman Images

SZT3000980: Grave plaque of Dr. Eisenbarth, 1927 (b/w photo) / Bridgeman Images

SZT3000983: Illustration of a leg extension, 1528 (b/w photo) / Bridgeman Images

SZT3000993: Amin al-Husayni, 1938 (b/w photo) / Bridgeman Images

SZT3000996: Richard Coudenhove-Kalergi, 1940 (b/w photo) / Bridgeman Images

SZT3001004: Colonel General Wilhelm Keitel, during a break in the negotiations in Forest of Compiegne, 1940 (b/w photo) / Bridgeman Images

SZT3001007: Advertisement for broadcasting in Germany, c. 1920 (b/w photo) / Bridgeman Images

SZT3001008: Inauguration of the Nauen Transmitter Station of Telefunken, 1906 (b/w photo) / Bridgeman Images

SZT3001009: Radio around 1920 (b/w photo) / Bridgeman Images

SZT3001013: Austrian communications room on the Eastern Front, 1916 (b/w photo) / Bridgeman Images

SZT3001028: Wilhelm Busch (b/w photo) / Bridgeman Images

SZT3001033: Roald Amundsen at the South Pole, 1911 (b/w photo) / Bridgeman Images

SZT3001043: Scott's expedition ship 'Terra Nova', 1911 (b/w photo) / Bridgeman Images

SZT3001048: Tank hunter 'Hetzer 'in East Prussia, 1945 (b/w photo) / Bridgeman Images

SZT3001052: The airship LZ 129 'Hindenburg' leaves the hangar in Friedrichshafen, 1936 (b/w photo) / Bridgeman Images

SZT3001057: B. Demke and Thormann with their flying machine (b/w photo) / Bridgeman Images

SZT3001059: View of the cockpit of a Junkers G-23 aircraft, 1926 (b/w photo) / Bridgeman Images