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  "title": "北京市庆祝中华人民共和国成立40周年活动",
  "description": "1989年北京市联合通告提及的中华人民共和国成立40周年庆祝活动。",
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        "title": "1989年北京市联合通告第16号报纸剪报",
        "author": "日本外务省外交史料馆所藏报纸剪报",
        "url": "https://www.mofa.go.jp/mofaj/annai/honsho/shiryo/shozo/pdfs/2020/0551_03_01.pdf",
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