Indian Runner duck the Pekin duck. As soon as the Indian Runners became fashionable, a demand for egg-layers and general purpose breeds developed. Using Runners crossed to Rouens, Aylesburys and Cayugas (the large black American breed), William Cook produced his famous Orpington Ducks. Mrs Campbell crossed her fawn-and-white Runner duck to a Rouen drake to create the Campbell ducks introduced in 1898. Later, she introduced wild mallard blood and managed to create the most prolific egg-layer, the Khaki Campbell (announced in 1901). Other breeds followed, some of which emerged as direct mutations of the Khaki Campbell, along with crosses back to Indian Runners,
History of Rouen the First World War, the British used Rouen as a supply base and there were many military hospitals. Rouen was heavily damaged during World War II – approximately 45% of the city was destroyed. In June 1940, the area between the Rouen Cathedral and the Seine river burned for 48 hours as the Nazis did not allow firemen access to the fire. Other areas were destroyed between March and August 1944, just before and during the Battle of Normandy, which ended on the left bank of the Seine with the destruction of several regiments belonging to the German 7th Army.