
The coastal landscapes of Mendocino and Sonoma counties are defined by the meeting of the Pacific Ocean and the steep ridges of the California Coast Ranges. Along the northern shoreline, the Point Arena Lighthouse stands as a sentinel near the U S Coast Guard Reservation and the Point Arena U S Air Force Station, reflecting the area's strategic and maritime importance. Inland, the topography is carved by the Garcia River and Russian River, while the Warm Springs Dam has created Lake Sonoma at the confluence of several creeks.
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2 editions found
1920 · Healdsburg
USGS Topo · 1:62,500
1920 · Ukiah
USGS Topo · 1:62,500
1921 · Skaggs
USGS Topo · 1:62,500
1921 · Kelseyville
USGS Topo · 1:62,500
1921 · Plantation
USGS Topo · 1:62,500
1933 · Healdsburg
USGS Topo · 1:48,000
1935 · Sebastopol
USGS Topo · 1:48,000
1938 · Lakeport
USGS Topo · 1:62,500
1938 · Hopland
USGS Topo · 1:62,500
1940 · Healdsburg
USGS Topo · 1:62,500