BLACK BOOK OF THE ADMIRALTY

Black Book of the Admiralty.English law. A medieval code of maritime law containing admiralty laws, ordinances, and proceedings, decisions, and acts of the monarch, the Lord High Admiral, and the Court of Admiralty. • The Black Book is considered a definitive source for customary English maritime law. It also contains a copy of the Rules of Oleron, an 11th-century compilation of common maritime law.[Blacks Law 8th]