SZT3023863: Children's room, 1907 (b/w photo) / Bridgeman Images

SZT3016746: Gold mining in the Rocky Mountains (b/w photo) / Bridgeman Images

SZT3023875: Albin Skoda, 1938 (b/w photo) / Bridgeman Images

SZT3023939: Metal production in Germany, 1940 (b/w photo) / Bridgeman Images

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

SZT3016863: Café in Paris, 1932 (b/w photo) / Bridgeman Images

SZT3016875: Inner-city Paris, 1934 (b/w photo) / Bridgeman Images

SZT3016881: French Foreign Ministry, 1935 (b/w photo) / Bridgeman Images

SZT3021893: Tibetan warrior in Lhasa, 1938 (b/w photo) / Bridgeman Images

SZT3021896: Tibetans, 1938 (b/w photo) / Bridgeman Images

SZT3021905: General Jan Christiaan Smuts (b/w photo) / Bridgeman Images

SZT3021914: Attack on Tsingtao, 1914 (b/w photo) / Bridgeman Images

SZT3021962: Striking workers at Renault in Paris, 1936 (b/w photo) / Bridgeman Images

SZT3022016: Pandit Nehru, 1937 (b/w photo) / Bridgeman Images

SZT3022054: Farmer riots in New Jersey, 1934 (b/w photo) / Bridgeman Images

SZT3022142: Buster Keaton (right) and Anita Page (b/w photo) / Bridgeman Images

SZT3016893: A construction site at the Seine in front of the Eiffel Tower, 1937 (b/w photo) / Bridgeman Images

SZT3016908: Palais de l'Institut de France in Paris, 1935 (b/w photo) / Bridgeman Images

SZT3016923: Opera Garnier, 1931 (b/w photo) / Bridgeman Images

SZT3016958: Joseph Goebbels, 1940 (b/w photo) / Bridgeman Images

SZT3017003: American police officers during an exercise, 1932 (b/w photo) / Bridgeman Images

SZT3017012: German sailor, 1916 (b/w photo) / Bridgeman Images

SZT3017015: German U-boat in the Black Sea, 1918 (b/w photo) / Bridgeman Images

SZT3017073: Adolf Hitler and Karl Ritter von Halt at the Olympic Games, 1936 (b/w photo) / Bridgeman Images

SZT3017091: Adolf Hitler speaks at the rally for the First of May, 1937 (b/w photo) / Bridgeman Images

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

SZT3017130: Adolf Hitler in Berlin,1937 (b/w photo) / Bridgeman Images

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

SZT3017175: Hermann Neubacher welcomes Adolf Hitler in Vienna, 1938 (b/w photo) / Bridgeman Images

SZT3024059: Paul Hartmann in 'Intrigue and Love', 1930s (b/w photo) / Bridgeman Images

SZT3017199: Aegidientor Square in Hannover, 1922 (b/w photo) / Bridgeman Images

SZT3024071: Paul Hartmann and Hermann Thimig in 'The Phantom Lady (b/w photo) / Bridgeman Images

SZT3024077: Paul Hartmann in 'Bismarck', 1940 (b/w photo) / Bridgeman Images

SZT3017205: August Bier, 1921 (b/w photo) / Bridgeman Images

SZT3024083: Paul Hartmann in 'Revolutionshochzeit', 1938 (b/w photo) / Bridgeman Images

SZT3024104: Hitler Youth (photo) / Bridgeman Images