
The Cosumnes River corridor near the boundary of Sacramento and Amador County reveals a landscape heavily altered by industrial activity in the mid-20th century. Vast fields of Dredge Tailings flank the riverbanks, particularly around the site of Michigan Bar, where the legacy of large-scale mining operations is etched into the topography. To the south, the Southern Pacific railroad line cuts across the terrain, serving the small community of Carbondale, while local history is preserved at the Michigan Bar Cemetery and Live Oak Cemetery. The map documents a rural economy transitioning between its gold-rush roots and mid-century utility, evidenced by the network of local thoroughfares like Jackson Road and Ione Road that connect isolated landmarks such as the Alabama House and Bridge House. Seasonal drainages like Arroyo Seco and Laguna Creek snake through the hills, providing the only natural contrast to the geometric patterns of dredge refuse.
23 named features on this map. Tap any name to fly to it.
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2 editions found
1889 · Jackson
USGS Topo · 1:125,000
1891 · Sacramento
USGS Topo · 1:125,000
1891 · Placerville
USGS Topo · 1:125,000
1892 · Jackson
USGS Topo · 1:125,000
1892 · Sacramento
USGS Topo · 1:125,000
1892 · Placerville
USGS Topo · 1:125,000
1893 · Placerville
USGS Topo · 1:125,000
1893 · Sacramento
USGS Topo · 1:125,000
1894 · Lodi
USGS Topo · 1:125,000
1897 · Jackson
USGS Topo · 1:125,000