This historical map portrays the area of Big Sag in 2020, primarily covering Highwood as well as portions of Big Sag. Featuring a scale of 1:24,000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Big Sag region at the time. Published in 2020, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1890 · Fort Benton
USGS Topo · 1:250,000
1892 · Fort Benton
USGS Topo · 1:250,000
1897 · Fort Benton
USGS Topo · 1:250,000
1954 · Great Falls
USGS Topo · 1:250,000
1954 · Rice Reservoir
USGS Topo · 1:24,000
1956 · Highwood
USGS Topo · 1:62,500
1956 · Belt
USGS Topo · 1:62,500
1957 · Great Falls
USGS Topo · 1:250,000
1972 · Shonkin NW
USGS Topo · 1:24,000
1972 · Shonkin
USGS Topo · 1:24,000