The maps in the Cartographic Treasures materials were either published prior to 1922, produced by the United States government, or both (see catalogue records that accompany each map for information regarding date of publication and source). The Library of Congress is providing access to these materials for educational and research purposes and is not aware of any U.S. copyright protection (see Title 17 of the United States Code) or any other restrictions in the Cartographic Treasures maps.
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Credit Line: Library of Congress, Geography and Map Division.
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