02441oem 2200661I 450 991071297570332120210722130658.0(CKB)5470000002498433(OCoLC)966640826(EXLCZ)99547000000249843320161221d1999 ua engb|||||||||||||||||||||durcn|||||||||crirdacontentcrdamediacrrdacarrierMap showing morphometry, bathymetry, and soft-sediment thickness of Plow Shop Pond and Grove Pond, Ayer, Massachusetts /by A.M. Mercadante, J.A. Coleman, and M.L. Buursink[Reston, Va.] :U.S. Department of the Interior, U.S. Geological Survey,1999.1 online resource (1 map) colorWater-resources investigations report ;99-4241Title from title screen (viewed Feb. 29, 2016).Also available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/).Depths shown by isolines and gradient tints.Includes text and 1 location map."Prepared in cooperation with the U.S. Environmental Protection Agency."Includes bibliographical references.Sediments (Geology)MassachusettsPlow Shop PondMapsSediments (Geology)MassachusettsGrove PondMapsPondsMassachusettsMiddlesex CountyMapsPondsfastSediments (Geology)fastMassachusettsfastMassachusettsAyer RegionfastMassachusettsMiddlesex CountyfastMaps.fastMaps.lcgftSediments (Geology)Sediments (Geology)PondsPonds.Sediments (Geology)Mercadante A. M.Colman John A.Buursink Marc L.United States.Environmental Protection Agency.COPCOPOCLCOOCLCFOCLCAGPOBOOK9910712975703321Map showing morphometry, bathymetry, and soft-sediment thickness of Plow Shop Pond and Grove Pond, Ayer, Massachusetts3338200UNINA