7 resultsYou searched for: Subject: Structures✖Subject: Hydraulic✖Type: Image✖Type: Photograph✖This SiteAll Sites TableGridIndex Accession #AddressCountryCreatorDateDescriptionDimensionsIdentifierPlacePublisherRightsSourceStateSubjectTitleTypeWeb Resource Refine Your SearchRefine Your SearchSubjectPeople (4)Structures✖Hydraulic✖Dam (5)Pool (2)TypeImage✖Photograph✖Photographic Print (1)Albumen Print (1)PlaceAllenstown PA (1)Southwest Harbor (6)Date1900s (5)none (2)PPeople (4)SStructures, Hydraulic, Dam (5)Structures, Hydraulic, Pool (2)