SZT3004433: Electric generator (b/w photo) / Bridgeman Images

SZT3004439: German anti-aircraft gun, 1909 (b/w photo) / Bridgeman Images

SZT3004514: Paul Kemp and Wilhelm Bendow in 'Casanova', 1928 (b/w photo) / Bridgeman Images

SZT3004517: Military Parade in Chicago, 1927 (b/w photo) / Bridgeman Images

SZT3004523: Blimp over the grounds of the World Fair in Chicago, 1933 (b/w photo) / Bridgeman Images

SZT3004547: Nibelungen scene by Richard Wagner (b/w photo) / Bridgeman Images

SZT3004589: Old lady, 1934 (b/w photo) / Bridgeman Images

SZT3004631: German guard gives a signal with a horn, 1917 (b/w photo) / Bridgeman Images

SZT3004643: French soldiers in a trench on the Western front, 1916 (b/w photo) / Bridgeman Images

SZT3004652: German soldiers on a Russian tank, 1941 (b/w photo) / Bridgeman Images

SZT3004658: German soldiers attacking, 1915 (b/w photo) / Bridgeman Images

SZT3004664: Impediments in front of a German position on the Western front, 1915 (b/w photo) / Bridgeman Images

SZT3004667: Guard in a German field fortification, 1915 (b/w photo) / Bridgeman Images

SZT3004679: German soldiers on the Western front, 1915 (b/w photo) / Bridgeman Images

SZT3004685: French attack in 'All Quiet on the Western Front' (b/w photo) / Bridgeman Images

SZT3004712: Alfred von Tirpitz (b/w photo), German Photographer, (20th Century) / Bridgeman Images

SZT3004751: Russian prisoners of war in the First World War, 1915 (b/w photo) / Bridgeman Images

SZT3004760: German battery on the Eastern front, 1916 (b/w photo) / Bridgeman Images

SZT3004775: German military airship after an emergency water landing, 1917 (b/w photo) / Bridgeman Images

SZT3004796: German soldiers prepare a meal in a dug-out, 1915 (b/w photo) / Bridgeman Images

SZT3004802: Burning village in Poland, 1915 (b/w photo) / Bridgeman Images

SZT3004817: Coffin of the Duke of Reichstadt (Emperor of the French, Napoleon II) (b/w photo) / Bridgeman Images

SZT3004847: Muhammad Ahmad al Mahdi (b/w photo) / Bridgeman Images

SZT3005561: Railway construction in German East Africa, 1907 (b/w photo) / Bridgeman Images

SZT3005573: Pull-out of the French troops from Dortmund, 1924 (b/w photo) / Bridgeman Images

SZT3005618: Prince Max von Baden and Ernst August von Braunschweig-Lueneburg, 1912 (b/w photo) / Bridgeman Images

SZT3005633: Clark Gable and Carole Lombard, 1939 (b/w photo) / Bridgeman Images

SZT3005663: Friedrich Wilhelm von Preussen with his wife Viktoria (b/w photo) / Bridgeman Images

SZT3005696: Mother washes the hair of her child, 1933 (b/w photo) / Bridgeman Images

SZT3005705: Jacques Feyder, Milton Browne and Greta Garbo, 1929 (b/w photo) / Bridgeman Images

SZT3005723: Greta Garbo and Ramon Novarro in 'Mata Hari', 1931 (b/w photo) / Bridgeman Images

SZT3005765: Eugen Kloepfer in 'The poor Heinrich', 1929 (b/w photo) / Bridgeman Images

SZT3005771: Cary Grant and Constance Bennett in 'The blonde ghost', 1937 (b/w photo) / Bridgeman Images

SZT3005783: Kaethe Gold in 'The uncanny desires', 1939 (b/w photo) / Bridgeman Images

SZT3005801: John Gilbert, 1930 (b/w photo) / Bridgeman Images

SZT3005807: Willi Forst in 'Koenigswalzer', 1935 (b/w photo) / Bridgeman Images