Maine Atlas of Historical County Boundaries
John H. Long, Editor and Historical Compiler; Peggy Tuck Sinko, Associate Editor; Douglas Knox, Book Digitizing Director; Emily Kelley, Research Associate; Laura Rico-Beck, GIS Specialist and Digital Compiler; Peter Siczewicz, ArcIMS Interactive Map Designer; Robert Will, Cartographic Assistant
Copyright The Newberry Library 2008
CORNWALL (N.Y., extinct)
DEVONSHIRE (Mass., extinct)
Maine (non-county area)
Massachusetts (non-county area)
YORKSHIRE (see YORK )