1876
Wheeler, G.M.
1:253k
1889
(Maxwell Land Grant Company)
1882
1:507k
1849
Whiting, W.H.C.
1:634k
1861
Gunnison, J.W.
1:760k
1897
Rand McNally and Company
1:2m
1879
U.S. General Land Office
1:1m
1875
Cram Atlas Company
1874
Asher & Adams
