
Lake Frances anchors the southwestern corner of this Pondera County landscape, where the town of Valier sits at the intersection of local routes like Teton Rd and Conrad Rd. The terrain is defined by the sweeping descent of Winginaw Coulee and Winginaw Valley toward the southern plains, while the small settlement of Williams is situated near the southeastern edge of the map. This area shows a highly organized grid of rural infrastructure, including irrigation features like the C Canal and water sources such as Mattick Spring. Aviation history is noted by the presence of Valier Airport, while the southern reaches are drained by the Dry Fork Marias River. The network of section roads like Buena Vista Rd and Sullivan Bridge Rd illustrates the late-era agricultural parceling of the Montana High Plains.
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This is the sole edition of this map. No revisions or reprints were ever made.
1920 · Dupuyer
USGS Topo · 1:125,000
1934 · Lake Frances
USGS Topo · 1:48,000
1934 · Valier
USGS Topo · 1:62,500
1936 · Pendroy
USGS Topo · 1:48,000
1937 · Valier
USGS Topo · 1:62,500
1937 · Lake Frances
USGS Topo · 1:62,500
1938 · Gallup City
USGS Topo · 1:62,500
1941 · Pendroy
USGS Topo · 1:62,500
1942 · Gallup City
USGS Topo · 1:62,500
1960 · Cut Bank
USGS Topo · 1:250,000