National Audubon Society Field Guide to New England by Peter Alden et al
At Timberline, a Nature Guide to the Mountains of the Northeast by Frederic Steele The Audubon Society Field Guide to North American Reptiles and Amphibians by John Behler and Wayne King National Geographic Society Field Guide to the Birds of North Anerica National Audubon Society The Sibley Guide to Bird Life and Behavior NH Fish and Game - lots of detail data |