Naval Mine School Hydroacoustic Specialists Graduation Commemorative Watch Fobs/海軍機雷学校水側術特技兵卒業章

Obverse

水測 - Hydroacoustic/Sonar

reverse

海軍機雷学校 - Naval Mine School


第五回水側術特技兵 - The 5th Special Course of Hydroacoustic/Sonar Specialist Technicians

終業記念 - School Graduation Commemorative

臨時講習員 - Special Trainee

 

Obverse

水測 - Hydroacoustic/Sonar

2600 = 1940

reverse

海軍機雷学校 - Naval Mine School

第一期普通科 - 1st Regular Course

卒業記念 - Graduation Commemorative

水中側的術練習生 - Hydroacoustic Measurements Specialist Student

 

Obverse

水測 - Hydroacoustic/Sonar


海軍機雷学校 - Naval Mine School

第五期普通科 - Fifth Regular Course

卒業記念 - Graduation Commemorative

水中側的術練習生 - Hydroacoustic Measurements Specialist Student

 

Interesting and unusual watch fob with enameled flag.

Obverse


高水側 - High [Special] Hydroacoustic [Course]

2600 - 1940


reverse


第三期特技科 - 3rd Special Course


卒業記念 - Graduation Commemorative

水中側的術練習生 - Hydroacoustic Measurements Specialist Student

 

Interesting instructor's commemorative watch fob.

Obverse

水測 - Hydroacoustic

reverse

皇紀2600 = 1940

水測特技兵 - Hydroacoustic Specialists

修業記念 - Training Commemorative

講習員 - Instructor

 

Obverse

普水測 - Regular Hydroacoustic Course

reverse

2603 - 1943


第六期普水測 - 6th Regular Hydroacoustic Course


卒業記念 - Graduation Commemorative

練習生 - Student/Trainee


Another example. Private collection. Photos courtesy of the owner.

 

Size 40 x 35 mm.

Obverse

水測 - Hydroacoustic/Sonar

2603 = 1943

reverse

海軍機雷学校 - Naval Mine School

第九期普通科 - 9th Regular Course

卒業記念 - Graduation Commemorative

練習生 - Trainee/Student