Resources This page provides links to a number of useful resources for the PVCA membership. Neighboring RCO boundaries: Mantua Civic Association West Powelton/Saunders Park Civic Association Historic District: Nomination of Historic District – Philadelphia Register of Historic Places (96 MB) Powelton Village Neighborhood Conservation Overlay: NCO Booklet Property and Zoning: Philadelphia Zoning allowable use table Philadelphia Office of Property Assessment website Samuel Powel School (Grades K-4): School Website Powel Home & School Association Science Leadership Academy Middle School (Grades 5-8): School Website SLAMS Home & School Association