Reconnaissance Geology of the Upper St. John and Allagash River Basins, Maine

New and Refined Methods of Trace Analysis Useful in Geochemical Exploration: A Collection of Methods Additional to Those Presented Earlier in U.S. Geological Survey Bulletins 1152 and 1289, Issues 1406-1409

Geology of the Attean Quadrangle, Somerset County, Maine: Issues 1297-1300

Geology of the Attean Quadrangle, Somerset County, Maine: Description of the Geology of a Glaciated Terrane of Lower Paleozoic Rocks Along the Crest of the Boundary Mountain Anticlinorium

Geology and Petrology of the Greenville Quadrangle: Piscataquis and Somerset Counties, Maine