1889
(Maxwell Land Grant Company)
1:253k
1943
United States. Office of War Information
1:1m
1859
Mitchell, Samuel Augustus
1:3m
1934
Leahy, J.F.
1940
Rand McNally and Company
1:1m
1861
Gunnison, J.W.
1:760k
1875
Asher & Adams
1:1m
1901
Hamilton & Kendrick
1:634k
1878
Cram, George Franklin
1880
Bolitho, Edwin