By order of the first Queen Elizabeth, good from outside of Britain Brough by ship could only be unloaded at one location on the theme river. As a result cargo was forced to remain on ships for a very long time, often months. Hence the Dock Watch, a military police unit charged with guarding the ships and their cargos which waiting. Historic and rare. Brass barrel. Signed Shaprs on the block and the barrel with the promise “Extra Proof.”