Manufacturer of preserves, famous for its 'Oxford Marmalade'; continues (2011) as a brand for jams and marmalades but brand owned by Premier Foods; Sarah Cooper (1848-1932), wife of shop-woner Frank Cooper (1844-1927), first made marmalade in 1874 for their shop at 83 High Street, Oxford; production moved to purpose-built factory in 1903 at Park End Street, Oxford; Brown and Poulson Ltd bought Frank Cooper's in 1964 and moved production away from Oxford in 1967;