1878
Twining, W.J.
1:507k
1935
C&GS
1:500k
1938
Thomas Brothers
1:2m
1879
U.S. General Land Office
1:1m
1879
Rand McNally and Company
1:2m
1909
Rand McNally and Company
1:2m
1924
Rand McNally and Company
1874
Asher & Adams
1:1m
1897
Rand McNally and Company
1:2m
1889
Rand McNally and Company
1:2m