Moore-McCormack Lines, Inc. v. United States

*480OPINION

Plaintiff, a steamship company flying the flag of the United States, sues to recover charges for the carriage of mails originating in Brazil. The obligation of the United *481States, if any, arises under the Postal Convention of August 12,1937 (50 Stat. 1657). This provides in part:

Article 3

TREE AND GRATUITOUS TRANSIT

1. The gratuity of territorial, fluvial and maritime transit is absolute in the territory of the Postal Union of the Americas and Spain; consequently, the countries which form it obligate themselves to transport across their territories, and to convey by the ships of their…