An edition of Navigation : exchange of notes between the Government of Canada and the Government of the United States of America constituting an agreement to extend the October 28, 1980 agreement providing for coordination of the icebreaking activities on the Great Lakes = (1991)

Navigation : exchange of notes between the Government of Canada and the Government of the United States of America constituting an agreement to extend the October 28, 1980 agreement providing for coordination of the icebreaking activities on the Great Lakes =

Navigation : échange de notes entre le gouvernement du Canada et le gouvernement des États-Unis d'Amérique constituant un Accord prolongeant l'Accord signé le 28 octobre 1980 prévoyant la coordination des activités de brisage des glaces dans les Grands Lacs.

By Canada. External Affairs and International Trade Canada.