Bell Springs and Island Mtn anchor this Mendocino County landscape, situated where the terrain rises toward the prominent heights of Bell Springs Mtn and the long stretch of Mail Ridge. The map shows a region defined by steep drainages and distinctive geological formations, including the White Slide and Camel Rock. A network of watercourses, such as Blue Rock Cr, Chamise Cr, and Charlton Cr, carves through the ridges. The boundary between Trinity County and Mendocino County crosses the northern section, following the complex topography. While the rugged terrain limits major infrastructure, Island Mountain Rd provides the primary passage through these uplands. Historically significant landmarks like Blue Rock remain as clear reference points in a landscape where traditional settlements are sparse and topographical features dictate the layout of the land.
24 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1920 · Cummings
USGS Topo · 1:62,500
1920 · Covelo
USGS Topo · 1:62,500
1920 · Harris
USGS Topo · 1:62,500
1921 · Hoaglin
USGS Topo · 1:62,500
1922 · Island Mountain
USGS Topo · 1:62,500
1931 · Hoaglin
USGS Topo · 1:96,000
1935 · Hoaglin
USGS Topo · 1:125,000
1949 · Alderpoint
USGS Topo · 1:62,500
1951 · Alderpoint
USGS Topo · 1:62,500
1952 · Spyrock
USGS Topo · 1:62,500