1924
Rand McNally and Company
1:1m
1874
Andreas, A. T. (Alfred Theodore), 1839-1900
1:760k
1927
National Map Company
1:2m
1924
Rand McNally and Company
1:887k
1909
Cram, George Franklin
1:2m
1897
Rand McNally and Company
1:1m
1903
U.S. General Land Office
1:760k
1901
Poole Brothers
1:1m
1878
Cram, George Franklin
1:1m
1877
Cram, George Franklin
1:1m