@misc{oai:u-ryukyu.repo.nii.ac.jp:02009450,
 author = {-},
 month = {Jan},
 note = {資料形態 : 封筒, 沖縄関係コレクション},
 title = {封筒：南洋廳ポナペ支廳},
 year = {9999}
}