1867
Beers, Frederick W.
1:32k
1867
Beers, Frederick W.
1:32k
1895
Servoss, R. D.
1:80k
1902
Servoss, R. D.
1:80k
1867
Beers, Frederick W.
1:32k
1867
Beers, Frederick W.
1:32k
1867
Beers, Frederick W.
1:32k
1867
Beers, Frederick W.
1:32k
1867
Beers, Frederick W.
1:38k
1893
Geological Survey (U.S.)
1:63k