{"nrhp_refnum":"100000722","name":"Winslow School and Littlefield Library","other_names":[],"category":"building","location":{"address":"250 & 252 Middlesex Rd.","address_restricted":false,"city":"Tyngsborough","county":"Middlesex County","state":"MA","lat":42.67744827300004,"lon":-71.42350006099997,"geom_source":"nps_gis"},"listed_date":"2017-03-07","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Education","Community Planning and Development","Architecture"],"significance_levels":["local"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/100000722/08348e03cd-800.webp","url_1600":"https://nationalhistoricalregister.com/media/100000722/08348e03cd-1600.webp","licence":"CC BY-SA 4.0","author":"Magicpiano","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:TyngsboroughMA_LittlefieldLibraryBuilding.jpg\" rel=\"noopener\">Magicpiano</a>, <a href=\"https://creativecommons.org/licenses/by-sa/4.0\" rel=\"license noopener\">CC BY-SA 4.0</a>, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:TyngsboroughMA_LittlefieldLibraryBuilding.jpg"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":"https://en.wikipedia.org/wiki/Winslow_School_and_Littlefield_Library","wikidata":"https://www.wikidata.org/wiki/Q29641540"},"indexable":true,"url":"https://nationalhistoricalregister.com/massachusetts/middlesex-county/winslow-school-and-littlefield-library-100000722/"}