1 item foundYou searched for: Contributor: Northeast Harbor Library✖Date: 1930s✖Subject: Structures✖Subject: Dam✖Type: Document✖TableGridIndex TitleTypeSubjectCreatorDatePlaceRightsDescription Refine Your SearchRefine Your SearchSubjectPlacesStructures✖HydraulicDam✖TypeDocument✖ProjectionPlanPlaceNortheast HarborDate1930s✖ContributorNortheast Harbor Library✖BBlueprint for raising Lower Hadlock Pond Dam