{"id":"S85037638","label":"Diazo microfilm--Effect of light on","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85037638","normalized_label":"diazo microfilm--effect of light on","broader":["http://id.loc.gov/authorities/subjects/sh85101143"],"aliases":["Diazo microfilm--Light effects","Effect of light on diazo microfilm"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85037638","provider":"lcsh","revision":"238aece0fe6ec0d8","taxonomy_revision":"f050b5d4780b1289","title":"Diazo microfilm--Effect of light on","url":"/topics/S85037638","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290627586445427204","address_version":"morton4x16-v1","coordinates":[0,20,17993,6144],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}