J. S. Watson
Very little is known about J. S. Watson, a Humber shipyard, based in Yorkshire, England. The yard was situated 18 miles further up the Trent from the Richard Dunston Thorne yard. It was an inland yard, and most of its ouptut was during World War II, where it built standard tugs, "VIC" type Clyde puffers and naval craft.
Sources of Information
British Shipbuilding Yards. 3 vols by Norman L. Middlemiss