@Map {245,
	title = {Preliminary bedrock geologic map of the Westford quadrangle, Massachusetts},
	year = {2009},
	publisher = {Massachusetts Geological Survey},
	edition = {OFR-09-01},
	abstract = {<strong>Bedrock Geologic Map contains brittle fracture data</strong>

Mapping still in progress. For interim fracture database, please contact Joe Kopera },
	keywords = {$\#$BedrockMaps, $\#$MGSPub, Acton, amphibolite, ayer granite, Berwick formation, Boxborough, calc-silicates, Carlisle, Chelmsford, chelmsford granite, Clinton-Newbury Fault, Concord, diorite, gneiss, Groton, LITTLETON, magnetite, marble, migmatite, Nashoba Formation, phyllonite, tadmuck brook schist, Tyngsborough, Westford},
	author = {Joseph P Kopera and D.C. Alvord and Richard H Jahns and M.E. Willard and W.S. White}
}
