{"nrhp_refnum":"72001014","name":"Pollock Works","other_names":["Cedarville Earthworks"],"category":"site","location":{"address":null,"address_restricted":true,"city":"Cedarville","county":"Greene County","state":"OH","lat":39.739722222,"lon":-83.823333333,"geom_source":"wikidata"},"listed_date":"1972-02-23","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/72001014/8d654567b4-800.webp","url_1600":"https://nationalhistoricalregister.com/media/72001014/8d654567b4-1600.webp","licence":"Public domain","author":"Nyttend","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Entrance_to_the_Pollock_Works.jpg\" rel=\"noopener\">Nyttend</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Entrance_to_the_Pollock_Works.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71988696","wikipedia":null,"wikidata":"https://www.wikidata.org/wiki/Q115110664"},"indexable":true,"url":"https://nationalhistoricalregister.com/ohio/greene-county/pollock-works-72001014/"}