
Mica Mountain dominates the high-altitude landscape of this mid-1990s survey, marking a rugged transition between the Saguaro National Park and the surrounding Coronado National Forest. This high desert environment is defined by its seasonal hydrology, where sites like Douglas Camp Spring and Grass Shack Spring are noted as dry, while perennially important spots such as Spud Rock Spring and Devils Bathtub Spring dot the mountain slopes. The map reveals the infrastructure of early conservation and resource management, including the Madrona Ranger Sta, a lookout tower at the summit, and the remote Manning Camp. In the lower Rincon Valley, the layout of the Rincon Ranch and evidence of local industry at a marked Mine show the human footprint along the banks of Rincon Creek.
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This is the sole edition of this map. No revisions or reprints were ever made.
1904 · Tucson
USGS Topo · 1:125,000
1905 · Tucson
USGS Topo · 1:125,000
1945 · Redington
USGS Topo · 1:62,500
1945 · Happy Valley
USGS Topo · 1:62,500
1956 · Tucson
USGS Topo · 1:250,000
1957 · Bellota Ranch
USGS Topo · 1:62,500
1957 · Rincon Valley
USGS Topo · 1:62,500
1957 · Redington
USGS Topo · 1:62,500
1958 · Tucson
USGS Topo · 1:250,000
1958 · Happy Valley
USGS Topo · 1:62,500