SZT3021585: Workers go to work during a strike in England, 1910 (b/w photo) / Bridgeman Images

SZT3021615: Askari music band in German East-Africa, 1907 (b/w photo) / Bridgeman Images

SZT3021621: Askaris in German East-Africa, 1908 (b/w photo) / Bridgeman Images

SZT3021636: Rug production in Iran, 1934 (b/w photo) / Bridgeman Images

SZT3021645: Oil production in Iran, 1933 (b/w photo) / Bridgeman Images

SZT3021651: French soldiers behind the Western front in the Somme sector, 1916 (b/w photo) / Bridgeman Images

SZT3021657: German soldiers during the battle of the Somme, 1916 (b/w photo) / Bridgeman Images

SZT3021675: Porfirio Diaz, 1910 (b/w photo) / Bridgeman Images

SZT3021714: Olympic winter games in Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021726: Olympic winter games in Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021729: Olympic winter games in Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021457: Caricature of the Prussian-German military, 1906 (lithograph) / Bridgeman Images

SZT3021466: Opening ceremony of the Olympic games at Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021517: Figure skating at the Olympic winter gamees in Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021520: Figure skating at the Olympic winter gamees in Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021538: Family, around 1880 (b/w photo) / Bridgeman Images

SZT3021544: Family, 1855 (b/w photo) / Bridgeman Images

SZT3021550: Family ideal, around 1850 (b/w photo) / Bridgeman Images

SZT3021556: Punch and Judy show, around 1850 (b/w photo) / Bridgeman Images

SZT3021562: Princess Eulalia of Orleans with her grandson, Prince Alvaro of Orleans, 1912 (b/w photo) / Bridgeman Images

SZT3021565: Rubber plantation in Singapore, 1931 (b/w photo) / Bridgeman Images

SZT3021589: King George V at a parade of boy scouts in Aldershot, 1910 (b/w photo) / Bridgeman Images

SZT3021607: The emperor of China Pu Yi as a child, 1908 (b/w photo) / Bridgeman Images

SZT3021628: Cabinet of the new Union of South Africa, 1910 (b/w photo) / Bridgeman Images

SZT3021661: Bayreuth train station, 1912 (b/w photo) / Bridgeman Images

SZT3021676: Porfirio Diaz with his ministers, 1910 (b/w photo) / Bridgeman Images

SZT3021688: Wacker Munich against TSV 1860 Munich, 1919 (b/w photo) / Bridgeman Images

SZT3021691: Bristol City against Huddersfield, 1920 (b/w photo) / Bridgeman Images

SZT3021715: Olympic winter games in Garmisch-Partenkirchen, 1936 (b/w photo) / Bridgeman Images

SZT3021779: HMS 'Audacious' sinks, 1914 (b/w photo) / Bridgeman Images

SZT3021791: American soldiers in France, 1918 (b/w photo) / Bridgeman Images

SZT3021809: German soldiers on the way to the front, 1915 (b/w photo) / Bridgeman Images

SZT3021842: Prussian troops, 1803 / Bridgeman Images

SZT3021848: Revolution of 1848 in Freiburg (b/w photo) / Bridgeman Images

SZT3021887: Lama monks in Tibet, 1938 (b/w photo) / Bridgeman Images

SZT3021932: Bomb targets after a German Zeppelin attack in Paris, 1917 (b/w photo) / Bridgeman Images