GUIDON DE LA MER, (LE). The name of a treatise on maritime law, written in Rouen, then Normandy, in 1671, as is supposed. it was received on the continent of Europe almost as equal in authority to one of the ancient codes of maritime law. The author of this work is unknown. This tract or treatise is contained in the Collection de Lois Maritimes," by J. M. Pardessus. vol. 2, p. 371, et seq.