{"nrhp_refnum":"74002128","name":"Martinsville Fish Dam","other_names":[],"category":"structure","location":{"address":null,"address_restricted":true,"city":"Martinsville","county":"Henry County","state":"VA","lat":36.6529,"lon":-79.8715,"geom_source":"wikidata"},"listed_date":"1974-01-21","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["state"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/74002128/c8570efd9e-800.webp","url_1600":"https://nationalhistoricalregister.com/media/74002128/c8570efd9e-1600.webp","licence":"CC BY-SA 3.0","author":"MarmadukePercy","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:Indian_fish_weir_Smith_River_Henry_County_Virginia.JPG\" rel=\"noopener\">MarmadukePercy</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:Indian_fish_weir_Smith_River_Henry_County_Virginia.JPG"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/41681260","wikipedia":"https://en.wikipedia.org/wiki/Martinsville_Fish_Dam","wikidata":"https://www.wikidata.org/wiki/Q16894708"},"indexable":true,"url":"https://nationalhistoricalregister.com/virginia/henry-county/martinsville-fish-dam-74002128/"}