This historical map portrays the area of Big Coulee in 2020, primarily covering Agency District. 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 Coulee 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.
1904 · Chinook
USGS Topo · 1:62,500
1905 · Harlem
USGS Topo · 1:62,500
1912 · Zurich
USGS Topo · 1:125,000
1913 · Cherry Ridge
USGS Topo · 1:125,000
1953 · Havre
USGS Topo · 1:250,000
1956 · Cleveland
USGS Topo · 1:62,500
1957 · Havre
USGS Topo · 1:250,000
1958 · Havre
USGS Topo · 1:250,000
1964 · Fort Belknap Agency
USGS Topo · 1:24,000
1964 · Big Coulee
USGS Topo · 1:24,000