{"nrhp_refnum":"100007582","name":"Grafton Boat Works","other_names":["Rippley Boat Co.","The Loading Dock"],"category":"building","location":{"address":"400 Front St.","address_restricted":false,"city":"Grafton","county":"Jersey County","state":"IL","lat":38.968308000000036,"lon":-90.43009799999999,"geom_source":"nps_gis"},"listed_date":"2022-04-05","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Industry","Military"],"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/illinois/jersey-county/grafton-boat-works-100007582/"}