
Racetrack sits within the broad valley of the Clark Fork river, a landscape defined by the intersection of riparian lowlands and the ascending slopes of the Boulder Mountains. The western portion of the map is dominated by the river corridor and the essential irrigation network of the Valiton Ditch, which supports the agricultural base of the region. As the terrain rises to the east, it enters the protected boundaries of the Deerlodge National Forest, where high points like O'Donnell Mtn overlook a series of drainages including Orofino Creek, Caribou Creek, and Jack Creek. This transition from the developed valley floor to the forested mountain slopes illustrates the classic land-use patterns of southwestern Montana, where transportation routes like the Frontage Rd parallel the river while old mountain access roads like Boulder Rd climb into the backcountry.
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This is the sole edition of this map. No revisions or reprints were ever made.
1889 · Helena
USGS Topo · 1:250,000
1893 · Helena
USGS Topo · 1:250,000
1899 · Helena
USGS Topo · 1:250,000
1903 · Helena
USGS Topo · 1:250,000
1947 · Butte
USGS Topo · 1:250,000
1958 · Butte
USGS Topo · 1:250,000
1959 · Butte North
USGS Topo · 1:62,500
1959 · Deer Lodge
USGS Topo · 1:62,500
1960 · Butte
USGS Topo · 1:250,000
1961 · Anaconda
USGS Topo · 1:62,500