Late Wisconsinan Wood and Other Tree Remains in the Presumpscot Formation, Portland Maine

Hyland, Fay ; Thompson, Woodrow B. ; Robert Stuckenrath, Jr. (1978). Late Wisconsinan Wood and Other Tree Remains in the Presumpscot Formation, Portland Maine . Atlantic Geology, 14 (3) http://dx.doi.org/10.4138/1966