1874
U.S. War Department, Chief of Engineers
1:84k
1895
United States. War Department
1:127k
1895
United States. War Department
1:130k
1876
U.S. War Department, Chief of Engineers
1:84k
1877
U.S. War Department, Chief of Engineers
1:84k
1887
JOHNSON, Robert Underwood and BUEL (Clarence Clough)
1895
United States. War Department
1:130k
1895
United States. War Department
1867
WOLFF, Niels August von.
1888
1:125k