Governor-General of Korea Postal Long Service Badges/朝鮮總督府勤績章
1936. Obverse Post office emblem https://asiamedals.info/forums/ministry-of-communications-post-office-badges.632/ 勤績 - Attendance/Long Service reverse 昭和十一年十月一日 - October 1, 1936 (date engraved) 勤績章 - Attendance Badge 朝鮮總督府 - Governor-General of Korea Marked 純銀 - pure silver.
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