The Rio Grande serves as the dominant geographic and political landmark in this 2010 study of the international border region. Located in the northwestern corner of the quadrangle, the river's winding course defines the boundary between the United States of America and Mexico. While the majority of this territory is characterized by open terrain, the presence of the international line indicates a landscape shaped by trans-border proximity and the natural hydrology of the basin. The map captures the quiet character of the river corridor before more recent developments, focusing purely on the intersection of the natural waterway and the established international boundary.
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This is the sole edition of this map. No revisions or reprints were ever made.
1918 · Reagan Canyon
USGS Topo · 1:62,500
1919 · Maravillas Canyon
USGS Topo · 1:62,500
1930 · Stillwell Creek
USGS Topo · 1:62,500
1959 · Emory Peak
USGS Topo · 1:250,000
1965 · Emory Peak
USGS Topo · 1:250,000
1971 · Stillwell Crossing
USGS Topo · 1:24,000
1983 · Las Vegas De Los Ladrones SW
USGS Topo · 1:24,000
1983 · Bourland Canyon
USGS Topo · 1:24,000
1983 · Las Vegas De Los Ladrones
USGS Topo · 1:24,000
1983 · San Rosendo
USGS Topo · 1:24,000