{"nrhp_refnum":"74001592","name":"Luthor List Mound","other_names":["Signal Mound","Burning Mound"],"category":"structure","location":{"address":null,"address_restricted":true,"city":"Circleville","county":"Pickaway County","state":"OH","lat":39.575278,"lon":-82.924722,"geom_source":"wikidata"},"listed_date":"1974-10-16","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/74001592/91405f0c0d-800.webp","url_1600":"https://nationalhistoricalregister.com/media/74001592/91405f0c0d-1600.webp","licence":"Public domain","author":"Nyttend","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Luthor_List_Mound.jpg\" rel=\"noopener\">Nyttend</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Luthor_List_Mound.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71990887","wikipedia":"https://en.wikipedia.org/wiki/Luthor_List_Mound","wikidata":"https://www.wikidata.org/wiki/Q6705780"},"indexable":true,"url":"https://nationalhistoricalregister.com/ohio/pickaway-county/luthor-list-mound-74001592/"}