Helena National Forest lands dominate this high-altitude landscape where the headwaters of several drainages diverge across the continental divide. The terrain is defined by dramatic elevation changes, notably at Moors Mtn and along the spine of Shellrock Ridge. Water management and natural catchment are central to the area's character, with Middle Creek Lake and Cannon Lake serving as primary landmarks. The map shows a transition of mountain stream networks, where Middle Cr and the W Fork Middle Cr carve through deep valleys like Tender Gulch and Hunters Gulch. The intersection of Cascade, Lewis and Clark, and Meagher counties meets here, marking a remote tri-county boundary point within the national forest system where infrastructure is limited to primitive routes like Cannon Lake Ln.
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This is the sole edition of this map. No revisions or reprints were ever made.
1886 · Great Falls
USGS Topo · 1:250,000
1886 · Fort Logan
USGS Topo · 1:250,000
1948 · White Sulphur Springs
USGS Topo · 1:250,000
1954 · Great Falls
USGS Topo · 1:250,000
1957 · Great Falls
USGS Topo · 1:250,000
1958 · White Sulphur Springs
USGS Topo · 1:250,000
1961 · White Sulphur Springs
USGS Topo · 1:250,000
1961 · Hound Creek Reservoir
USGS Topo · 1:24,000
1961 · Dana Ranch
USGS Topo · 1:24,000
1961 · The Sawteeth
USGS Topo · 1:24,000