ID 2AGNX46 | Add to lightbox | Download Sample

Relief shown by hachures. Covers strip along boundary in 3 segments, 2 of 12 miles each and one of 10 miles. At head of title: C2. Mapping the Nation (NEH grant, 2015-2018); Part of the boundary between the United States and Texas, north of Sabine River from the 72nd mile mound to Red River