Norwich also records the site of an Anglo-Saxon church in Tombland, the site of the Saxon market place and the later Norman cathedral. Norwich continued to be a major centre for trade, the River Wensum being a convenient export route to the River Yare and Great Yarmouth, which served as the port for Norwich. Quern stones and other artefacts from Scandinavia and the Rhineland have been found during excavations in Norwich city centre. These date from the 11th century onwards. Norwich Castle was founded soon after the Norman Conquest. The Domesday Book records that 98 Saxon homes were demolished to make
Stand on Zanzibar a technique, entitling it "the Innis mode" as an apparent label. The primary engine of the novel's story is overpopulation and its projected consequences. The title refers to an early twentieth-century claim that the world's population could fit onto the Isle of Wight—which has an area of —if they were all standing upright. Brunner remarked that the growing world population now required a larger island; the 3.5 billion people living in 1968 could stand together on the Isle of Man (area ), while the 7 billion people who he (correctly) projected would be alive in 2010 would need to stand