1. Boothbay Yale Public content 1916. 2011-12-12T21:28:03Z. 2022-03-29T20:39:31Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.
2. Casco Bay Yale Public content 1916. 2011-12-12T21:28:06Z. 2022-03-29T20:39:32Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.
3. Dover, N.H.-Me. Yale Public content 1916. 2011-12-12T21:32:22Z. 2022-03-29T20:40:06Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine and New Hampshire.
4. Liberty Yale Public content 1916. 2011-12-12T21:28:18Z. 2022-03-29T20:39:33Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.
5. Portland and vicinity Yale Public content 1916. 2011-12-12T21:28:28Z. 2022-03-29T20:39:34Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.
6. Portland, ME. Yale Public content 1916. 2011-12-12T21:28:28Z. 2022-03-29T20:39:34Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.