Maps, Data, Publications, and Resources
NeMO Explorer - virtual tour at the New Millennium Observatory, a seafloor observatory at an active underwater volcano. at <http://www.pmel.noaa.gov/vents/nemo/explorer.html>
National Park Service Teacher Resources. at <http://www2.nature.nps.gov/geology/education/index.cfm>
Fracture characterization map of the Marlborough quadrangle, Massachusetts. Geologic Map (2006).
Well Inventory of the Westford quadrangle, Massachusetts. Well Inventory (2009).
Well Inventory of the Ayer quadrangle, Massachusetts. Well Inventory (2006).
Brittle Structure Database of the Wilmington quadrangle, Massachusetts. Open-File Report (2009).