1879
Mississippi River Commission
1:20k
1861
none
1:127k
1858
Persac, A.
1:131k
1910
C&GS
1:400k
1890
1895
United States. War Department
1:634k
1850
Mitchell, Samuel Augustus
1:2m
1866
U.S. General Land Office
1:1m
1848
Greenleaf, Jeremiah
1845
Tanner, Henry S.
