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Title: Locks and weirs on the river Thames : how do they work?
Author: Environment Agency Thames Region
Document Type: Monograph
This brief Environment Agency booklet presents the Locks and Weirs history of the River Thames. A simplified diagram of a lock is provided.
Publisher: Environment Agency
Publication Date: [after 1996]
Publication Place: Reading
Subject Keywords: HistoryLocks (water transport)RiversWeirs
Geographic Keywords: Thames
Extent: n.p. [2]
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