1893
Norwalk Is.-SW Ledge.
United States Coast Survey
0332.006
|
1893
SW Ledge-Niantic Bay.
United States Coast Survey
0332.007
|
1893
New Haven Co. N.
D.H. Hurd & Co.
0332.033
|
1893
New Haven Co. S.
D.H. Hurd & Co.
0332.035
|
1893
17. Waterbury sheet.
Geological Survey (U.S.)
1084.017
|
1893
18. Meriden sheet.
Geological Survey (U.S.)
1084.018
|
1893
25 Derby sheet.
Geological Survey (U.S.)
1084.025
|
1893
26. New Haven sheet.
Geological Survey (U.S.)
1084.026
|
1893
27 Guilford sheet.
Geological Survey (U.S.)
1084.027
|
1893
33. Bridgeport sheet.
Geological Survey (U.S.)
1084.033
|