{"total_count":1,"results":[{"id":34685,"original_title":"Iron ore beneficiation","title_alternative":null,"title_transcription":"Iron ore Beneficiation  ","title_alternative_transcription":null,"pub_date":"1957","statement_of_responsibility":"by Lawrence A. Roe","creators":[{"full_name":"Roe, Lawrence A."}],"contributors":[],"publishers":[{"full_name":"Minerals Pub. Co."}],"publication_place":null,"extent":"ix, 305 p. ; 23 cm","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[{"classification_type":"udc","term":"622.7.05"}],"access_address":null,"items":[{"item_identifier":"206944","shelf":"Books 23"}],"created_at":"1999-05-19T08:14:57.000+09:00","updated_at":"2025-12-15T09:46:05.079+09:00"}]}