{"total_count":21,"results":[{"id":42412,"original_title":"The physical chemistry of melts : a symposium on the nature of molten slags and salts, held by the Nuffield Research Group in Extraction Metallurgy, London,20th February, 1952","title_alternative":null,"title_transcription":"  ","title_alternative_transcription":null,"pub_date":"1953","statement_of_responsibility":null,"creators":[{"full_name":"London University of Imperial College of Science and Technology. Royal School of Mines. Nuffield Research Group in Extraction Metallurgy"}],"contributors":[],"publishers":[{"full_name":"Institution of Mining and Metallurgy"}],"publication_place":null,"extent":"106 p. ; 23 cm","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[{"classification_type":"udc","term":"669.014"}],"access_address":null,"items":[{"item_identifier":"206477","shelf":"単行書26"}],"created_at":"1901-01-01T09:00:00.000+09:00","updated_at":"2025-12-15T09:48:50.162+09:00"}]}