1846
Preuss, Charles
1:634k
1852
Owen, David Dale
1939
White, Ruth Taylor
1861
Gunnison, J.W.
1:760k
1874
Gray, Ormando Willis
1:937k
1940
Rand McNally and Company
1:1m
1865
Colton, G.W.
1:2m
1856
Colton, G.W.
1:1m
1934
Leahy, J.F.
1879
Cram, George Franklin
1:2m