SZT5183549: Heidelberg University (Ruprecht-Karls-Universitaet), 1936 / Bridgeman Images

SZT5183561: Women in a farmhouse in the Spis, 1930s / Bridgeman Images

SZT5182969: Spanish national soldiers cross barbed wire at Valencia, 1938 / Bridgeman Images

SZT5182993: Banner of Norwegian Fighters of the Spanish Civil War, Spain 1936-39 / Bridgeman Images

SZT5183624: Workers at Krupp, 1912 / Bridgeman Images

SZT5183645: Rhine water is taken for examination, 1919 / Bridgeman Images

SZT5183648: Soldiers of the Volunteer Regiment v. Oven in Berlin, 1919 / Bridgeman Images

SZT5183660: Republican sandbag barrier in Madrid, 1936 / Bridgeman Images

SZT5183663: Republican fighters in a trench at Irun, 1936 / Bridgeman Images

SZT5183666: Republican soldiers seek shelter in a trench in Malaga, 1937 / Bridgeman Images

SZT5183711: Republican female fighters during shooting training, 1936 / Bridgeman Images

SZT5183729: Zion Canyon in Zion National Park, Utah, around 1900 / Bridgeman Images

SZT5183107: Destroyed factory near Jaffa, 1939 / Bridgeman Images

SZT5183122: Destroyed Alcazar of Toledo, 1936 / Bridgeman Images

SZT5183149: Weeping child after a bomb attack on Irun, 1936 / Bridgeman Images

SZT5183152: Mourning woman in the Spanish Civil War, 1936-39 / Bridgeman Images

SZT5183161: Police ranks against demonstration in Jerusalem, 1933 / Bridgeman Images

SZT5183164: Destroyed bridge over the Ebro, Tortosa, 1938 / Bridgeman Images

SZT5183209: Spanish refugees arriving in France, 1939 / Bridgeman Images

SZT5183221: Republican fighters in the Port of Spain in Trinidad, 1939 / Bridgeman Images

SZT5183230: The ambassador of the Spanish Republic leaves the Paris Embassy, 1939 / Bridgeman Images

SZT5183245: Fish market in Vigo, 1939 / Bridgeman Images

SZT5183251: Proclamation of the Second Republic in Madrid, 1931 / Bridgeman Images

SZT5183263: Chancellor Hans Luther in Munich, 1925 / Bridgeman Images

SZT5183272: Zeppelin in Munich-Oberwiesenfeld, 1909 / Bridgeman Images

SZT5183275: Renaming of the Zeppelin LZ 126 in "Los Angeles", 1924 / Bridgeman Images

SZT5183308: Rolls Royce Phantom I, 1929 / Bridgeman Images

SZT5183323: Tourist car with travelers in Turkey, 1926 / Bridgeman Images

SZT5183332: Passenger aircraft on the Baltic Sea, 1918 / Bridgeman Images

SZT5183335: Group of travellers in Giza, 1910 / Bridgeman Images

SZT5183350: The German Crown Prince in front of the Sphinx in Giza, 1911 / Bridgeman Images

SZT5183353: The German tourist abroad, 1901 (engraving) / Bridgeman Images

SZT5183368: Soldiers of the Red Army plunder the Simonov monastery, 1930s / Bridgeman Images

SZT5183395: Car next to a protecting strip, 1935 / Bridgeman Images

SZT5183407: Cyclist in Berlin, 1932 / Bridgeman Images

SZT5183413: Bicycle with music, 1920 / Bridgeman Images