| http://www.w3.org/ns/prov#value | - Cow Tower is an artillery tower that was built in the city of Norwich, Norfolk, England, between 1398 and 1399.[2] Norwich was a prosperous city in the late 14th century, with a population of around 5,000 involved in key medieval industries and forming a centre for international trade.[3] Between 1297 and 1350 the city had erected a circuit of defensive stone walls and ditches, both to impress upo
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