{"id":"S85079354","label":"Machine-tools--Numerical control","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85079354","normalized_label":"machine-tools--numerical control","broader":["http://id.loc.gov/authorities/subjects/sh85010089","http://id.loc.gov/authorities/subjects/sh85042285","http://id.loc.gov/authorities/subjects/sh85079336"],"aliases":["Computer numerical control of machine-tools","Numeric control of machine-tools","Numerical control of machine-tools","Tape-controlled machine-tools"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85079354","provider":"lcsh","revision":"f88e5531d27f9930","taxonomy_revision":"f050b5d4780b1289","title":"Machine-tools--Numerical control","url":"/topics/S85079354","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124303069702653440","address_version":"morton4x16-v1","coordinates":[0,20,18644,59392],"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}