1 item foundYou searched for: Date: 1930s✖Subject: Places✖Subject: Structures✖Subject: Hydraulic✖Subject: Dam✖Type: Document✖TableGridIndex TitleTypeSubjectCreatorDatePlaceRightsDescription Refine Your SearchRefine Your SearchSubjectPlaces✖LakeStructures✖Hydraulic✖Dam✖TypeDocument✖ProjectionPlanPlaceNortheast HarborDate1930s✖ContributorNortheast Harbor LibraryBBlueprint for raising Lower Hadlock Pond Dam