1882
C&GS
1:596k
1827
Vandermaelen, Philippe, 1795-1869
1:2m
1898
A. Hoen & Co.
1898
A. Hoen & Co.
1943
United States Department of Commerce.
1904
1908
C&GS
1:1m
1898
1:1m
1970
Geological Survey (U.S.)
1:2m
1948
United States Department of Commerce.
1:2m