{"total_count":1,"results":[{"id":37434,"original_title":"Welding Research Council Bulletin Series no.2-no.30","title_alternative":null,"title_transcription":"  ","title_alternative_transcription":null,"pub_date":"1949-01-01","statement_of_responsibility":null,"creators":[{"full_name":"W.R.C."}],"contributors":[],"publishers":[{"full_name":"W.R.C."}],"publication_place":null,"extent":"29","dimensions":null,"identifiers":[],"subjects":[],"classfifications":[{"classification_type":"udc","term":"621.79"}],"access_address":null,"items":[{"item_identifier":"206182","shelf":"Books 23"}],"created_at":"1999-05-19T08:04:22.000+09:00","updated_at":"2025-12-15T09:45:14.530+09:00"}]}