{"type": {"key": "/type/edition"}, "publish_date": "1990", "publish_country": "gw", "languages": [{"key": "/languages/ger"}], "title": "Der Kampf um die \u00c4therwellen", "subtitle": "Feindpropaganda im Zweiten Weltkrieg", "by_statement": "herausgegeben von Hans Sarkowicz und Michael Crone unter Mitarbeit des Deutschen Rundfunkarchivs", "authors": [{"key": "/authors/OL479594A"}, {"key": "/authors/OL1213574A"}, {"key": "/authors/OL432375A"}], "oclc_numbers": ["23013171"], "series": ["Sammlung Historica"], "notes": {"type": "/type/text", "value": "Issued in portfolio.\n\nIncludes bibliographical references."}, "subject_places": ["Europe"], "subjects": ["World War, 1939-1945", "Propaganda", "Propaganda, Anti-German", "History", "Radio broadcasting"], "publishers": ["Eichborn"], "publish_places": ["Frankfurt am Main"], "isbn_10": ["3821850256"], "pagination": "96 p.", "number_of_pages": 96, "source_records": ["marc:harvard_bibliographic_metadata/ab.bib.01.20150123.full.mrc:829879939:986"], "works": [{"key": "/works/OL42774630W"}], "key": "/books/OL58229884M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-03-22T10:00:52.999233"}, "last_modified": {"type": "/type/datetime", "value": "2025-03-22T10:00:52.999233"}}