
Mount St Helena dominates this mid-century landscape where the boundaries of Lake, Sonoma, and Napa counties converge. The rugged terrain is deeply marked by early industry, shown through an extensive network of mining operations such as the Oat Hill Mine, Mirabel Mine, and Corona Mine. In the valley floor, Calistoga serves as a hub for the Southern Pacific railroad, which tracks parallel to the Napa River. The map captures a transition from the industrial legacy of quicksilver and mineral extraction to the established agricultural and preservation character of the region. Distinct cultural landmarks are noted, including the Bale Mill Historical Monument and the Robert Louis Stevenson Memorial State Park, alongside indigenous territories like the Middletown Rancheria and Mark West Creek Rancheria. Water remains central to the geography, with Detert Reservoir and numerous creeks like Maacama Creek and Bidwell Creek defining the drainage patterns of the surrounding ridges.
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2 editions found
1902 · Napa
USGS Topo · 1:125,000
1916 · Santa Rosa
USGS Topo · 1:62,500
1920 · Healdsburg
USGS Topo · 1:62,500
1921 · Kelseyville
USGS Topo · 1:62,500
1927 · Calistoga
USGS Topo · 1:62,500
1933 · Healdsburg
USGS Topo · 1:48,000
1935 · Sebastopol
USGS Topo · 1:48,000
1940 · Healdsburg
USGS Topo · 1:62,500
1942 · Sebastopol
USGS Topo · 1:62,500
1942 · Sonoma
USGS Topo · 1:62,500