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Map for the Territory of Montana with portions of the adjoining territoriesshowing the gulch or placer diggings actually worked and districts where quartz (gold and silver) lodes have been discovered to January 1st 1865cartographic materialĐược phát hành 1865
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Historic [and] romantic map of Montanacartographic materialBằng Barrows, Eileen
Được phát hành 1929 -
Map of Oregon Washington Idaho and part of Montanacartographic materialBằng Mitchell, S. Augustus (Samuel Augustus), 1792-1868
Được phát hành 1867 -
Colton's map of Oregon Washington Idaho British Columbia & Montanacartographic materialBằng Colton, J. H. (Joseph Hutchins), 1800-1893
Được phát hành 1860