1955
1:63k
1955
1:63k
1910
1:63k
1910
1:63k
1955
1:63k
1955
1:63k
1911
Marshall, R. B.; Herron, W. H.; MacDonald, H. L.; Penn, W. C.; United States Geological Survey
1:63k
1980
1:100k
1992
1:24k
1960
1:250k
1960
1:250k
1957
1:250k
1957
1:250k
1957
1:250k