01306nem 2200397I 450 991070230540332120121227161806.0(CKB)5470000002427109(OCoLC)822977408(EXLCZ)99547000000242710920121227d2012 ca engb|||||||||||||||||||||durcn|||||||||rdacontentrdamediardacarrierPeru quadrangle, Massachusetts 7.5-minute series /produced by the United States Geological Survey[Reston, Virginia] :U.S. Department of the Interior, U.S. Geological Survey,2012.1 online resource (1 map) colorRelief shown by contours and spot heights.Title from title screen (viewed Dec. 27, 2012)."Contour interval 20 feet."Includes location map and index to adjoining quadrangles.Peru quadrangle, Massachusetts Berkshire County (Mass.)MapsHampshire County (Mass.)MapsMaps.lcgftGPOGPOBOOK9910702305403321Peru quadrangle, Massachusetts3435165UNINA