01711oam 2200565 450 991071175450332120190104084739.0(CKB)5470000002486526(OCoLC)953209329(OCoLC)965932115(OCoLC)995470000002486526(EXLCZ)99547000000248652620160707d1977 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierWashington, D.C.'s vanishing springs and waterways /by Garnett P. Williams[Reston, Virginia] :United States Department of the Interior, Geological Survey,1977.1 online resource (iii, 19 pages) illustrations, mapGeological Survey circular ;752Includes bibliographical references (pages 18-19).GroundwaterWashington (D.C.)CanalsWashington (D.C.)SpringsWashington (D.C.)WaterwaysWashington (D.C.)CanalsfastSpringsfastWaterwaysfastWashington (D.C.)fastGroundwaterCanalsSpringsWaterwaysCanals.Springs.Waterways.Williams Garnett P.1387668Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCEOCLCAGPOBOOK9910711754503321Washington, D.C.'s vanishing springs and waterways3437740UNINA