
The Patagonia Mountains rise sharply along the international border in this high-desert mining district. The settlement of Duquesne sits at the heart of a cluster of historic mineral extraction sites including the Belmont Mine, Bonanza Mine, and Dudley Mine. This terrain, managed as part of the Coronado National Forest, is deeply incised by drainages like Washington Gulch and Paradise Canyon. The geography reflects the shared landscape of the United States and Mexico, where the northern peaks of the Sierra San Antonio descend into broad valleys characterized by seasonal washes and cattle tanks. Significant mining infrastructure is concentrated on the American side, evidenced by numerous adits and shafts like the Santo Nino Mine, while the southern topography is dominated by expansive systems such as Cañada San Antonio and the high pass at Puerto Comedero de Tierra.
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This is the sole edition of this map. No revisions or reprints were ever made.
1905 · Nogales
USGS Topo · 1:125,000
1932 · Lochiel
USGS Topo · 1:62,500
1933 · Calabasas
USGS Topo · 1:62,500
1948 · Canelo Pass
USGS Topo · 1:24,000
1948 · Lochiel SE
USGS Topo · 1:24,000
1948 · Harshaw
USGS Topo · 1:24,000
1948 · Duquesne
USGS Topo · 1:24,000
1948 · Lochiel
USGS Topo · 1:62,500
1956 · Nogales
USGS Topo · 1:250,000
1958 · Nogales
USGS Topo · 1:250,000