66th class.
Obverse
2602 - 1942
reverse
海軍水雷学校 - Naval Torpedo School
第六十六期普通科 - 66th General /Regular, Standard/ Course of Telegraphy Course Class
卒業記念 - Graduation Commemorative
Obverse
2602 - 1942
reverse
海軍水雷学校 - Naval Torpedo School
第六十六期普通科 - 66th General /Regular, Standard/ Course of Telegraphy Course Class
卒業記念 - Graduation Commemorative