Khaki Campbell from their egg completely. Mrs Adah Campbell commenced poultry-keeping around 1887 and later purchased an Indian Runner Duck of indiscriminate type which was an exceptional layer (182 eggs in 196 days), and which formed the basis in developing the "Campbell Ducks"; in her own words "Various matings of Rouen, Indian Runner and Wild Duck were resorted to produce them". The resulting birds were prolific layers. The "Campbell" breed was introduced to the public in 1898. In an attempt to create a more attractive buff-colored duck Mrs. Campbell resorted to further cross-matings. The resulting progeny, introduced to the Public in January
History of Rouen 1485 and influenced its cultural and economic development. Rouen became a regional centre of production by introducing a variety of books to the industry. Although it did not have a university, Rouen became an important intellectual centre by reason of its reputed schools of higher learning. In 1734, a school of surgery was founded (second only to that of Paris, founded in 1724). In 1758 a new hospital was opened, to the west of the town, which replaced the old medieval one which had become too small. During the Franco-Prussian War of 1870-1871, Rouen was occupied by the Prussians. During