1924
Rand McNally and Company
1:1m
1915
Chalifour, J.E.
1:2m
1901
Murray-Aaron, Eugene, 1852-1941.
1:1m
1893
STRANGE, Thomas Bland.
1894
SHALER, Nathaniel Southgate.
1878
U.S. General Land Office
1:1m
1865
Mullan, John
1:3m
1846
TWISS, Travers Sir
1859
Mitchell, Samuel Augustus
1:7m
1905
Scobel, Albert
1:5m