Forgotten and undescribed badge. Today it will be returned from oblivion.
Established on August 27, 1936 by Ministry of Communications Ordinance No. 31.
Article 3. An aircraft crew member who has served for many years and has outstanding skills shall be awarded the aviation badge.
[第三條...
aviation badge from the ministry of communications
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航空章
逓信省
遞信省章
遞信省航空章