
Knox Mountain rises above a landscape defined by water and forest management in this remote corner of Northern California. The high elevations are punctuated by numerous seasonal and permanent water sources, including Yellowjacket Spring, Mud Spring, and the high-altitude Delta Lake. One of the most significant historical markers on this sheet is the Old Likely Mill (Site), located in the northern half of the quadrangle. This site, alongside the small settlement at Hilton, points to the region's historical reliance on timber and livestock grazing within the bounds of the Modoc National Forest.
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This is the sole edition of this map. No revisions or reprints were ever made.
1886 · Alturas
USGS Topo · 1:250,000
1892 · Alturas
USGS Topo · 1:250,000
1954 · Alturas
USGS Topo · 1:250,000
1958 · Alturas
USGS Topo · 1:250,000
1961 · Canby
USGS Topo · 1:62,500
1961 · Alturas
USGS Topo · 1:62,500
1962 · Alturas
USGS Topo · 1:250,000
1962 · Adin
USGS Topo · 1:62,500
1962 · Likely
USGS Topo · 1:62,500
1965 · Alturas
USGS Topo · 1:250,000