{"nrhp_refnum":"100012705","name":"Miller-Leedom-Dickinson House","other_names":["Harford Hall","Leedom Mansion"],"category":"building","location":{"address":"570 Mill Road","address_restricted":false,"city":"Haverford Township","county":"Delaware County","state":"PA","lat":39.98744300000004,"lon":-75.29336699999999,"geom_source":"nps_gis"},"listed_date":"2026-02-09","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Architecture"],"significance_levels":["local"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":null,"wikidata":null},"indexable":false,"url":"https://nationalhistoricalregister.com/pennsylvania/delaware-county/miller-leedom-dickinson-house-100012705/"}