The Flow of Time - 500 Million Years of Geohistory in the Connecticut River Valley. (Earthview LLC, 2000). at <http://www.earthview.pair.com/publications.html>

The Rise and Fall of Lake Hitchcock - New England's Greatest Glacial Lake. (Earthview LLC, 2000). at <http://www.earthview.pair.com/publications.html>

Digital Versions of Older NEIGC Guidebooks (1920-1989). at <http://www.library.unh.edu/digital/category/science-technology>

Dinosaurs, Dunes, and Drifting Continents: the Geohistory of the Connecticut Valley. at <http://www.earthview.pair.com/publications.html>

The Dynamic Digital Map of New England by Chris Condit (U-Mass, Amherst). at <http://ddm.geo.umass.edu/ddm-ne/index.html>

Exploring the Berkshire Hills: A Guide to Geology and Early Industry in the Upper Housatonic Watershed. at <http://www.earthview.pair.com/publications.html>

NEIGC Fieldtrip guidebooks for various parts of New England. at <http://w3.salemstate.edu/ lhanson/NEIGC/Guidebooks.html>

New England Intgercollegiate Geological Conference (NEIGC). at <http://w3.salemstate.edu/ lhanson/NEIGC/index.html>

Roadside Geology of Massachusetts. at <http://mountain-press.com/item_detail.php?item_key=606>

Written In Stone: A geological history of the northeast United States. at <http://shop.blackdomepress.com//index.php?main_page=product_info&cPath=7&products_id=40>