{"nrhp_refnum":"72001041","name":"Tremper Mound And Works","other_names":[],"category":"structure","location":{"address":null,"address_restricted":true,"city":"West Portsmouth","county":"Scioto County","state":"OH","lat":38.8013,"lon":-83.0106,"geom_source":"wikidata"},"listed_date":"1972-12-08","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["state"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/72001041/4403fda791-800.webp","url_1600":"https://nationalhistoricalregister.com/media/72001041/4403fda791-1600.webp","licence":"CC BY-SA 3.0","author":"Heironymous Rowe","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Tremper_Mound_HRoe_2009_03.jpg\" rel=\"noopener\">Heironymous Rowe</a>, <a href=\"https://creativecommons.org/licenses/by-sa/3.0\" rel=\"license noopener\">CC BY-SA 3.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:Tremper_Mound_HRoe_2009_03.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71991244","wikipedia":"https://en.wikipedia.org/wiki/Tremper_Mound_and_Works","wikidata":"https://www.wikidata.org/wiki/Q7838197"},"indexable":true,"url":"https://nationalhistoricalregister.com/ohio/scioto-county/tremper-mound-and-works-72001041/"}