AZ vs. CA:03 California Exhibits, Vol III; Nos. 114-150

page 67

-67- and neither shall, without the consent of the other, construct any work that may impede or interrupt, in whole or in part, the exercise of this right; not even for the purpose of favoring new methods of navigation. Nor shall any tax or contribution, under any denomination or title, be levied upon vessels or persons navigating the same, or upon merchandise or effects transported thereon, except in the case of landing upon one of their shores. If, for the purpose of making the said rivers navigable, or for maintaining them in such state, it should be necessary or advantageous to establish any tax or contribution, this shall not be done without the consent of both Governments. The stipulations contained in the present article shall not impair the territorial rights of either Republic, within its established limits. Treaty Signed at the City of Mexico December 30, 1853. Article IV. The Provisions of the 6th and 7th Articles of the Treaty of Guadalupe Hidalgo having been rendered nugatory for the most part by the cession of Territory granted in the First Article of this Treaty, the said Articles are hereby abrogated and annulled and the provisions as herein expressed substituted therefor. The Vessels and Citizens of the United States shall in all Time have free and uninterrupted passage through the Gulf of California to and from their possessions situated North of the Boundary line of the Two Countries. It being understood that this passage is to be by navigating the Gulf of California and the river Colorado, and not by land, without the express consent of the Mexican