Digitization of a geologic map for the Quebec-Maine-Gulf of Maine global geoscience transect /
Wright, Bruce E.
Stewart, David B.(David Benjamin),1928-
Washington : U.S. G.P.O. ; Denver, CO : Books and Open- file Reports Section, U.S. Geological Survey,
1990.
Includes bibliographical references (p. 15-16).
Geological mapping.
Digital mapping.