Headstamp “上海局”,the Arsenal is Shanghai Arsenal(=Kiangnan Arsenal,Shanghai).For the Arsenal,The Chinese name of the Kiangnan Arsenal was the General Bureau of Machine Manufacture of Jiangnan (=Jiangnan shipyard;Chinese: 江南機器製造總局).The origins of the Jiangnan Shipyard lie in the Self-Strengthening Movement of the late 19th century in China, during the Qing Dynasty.



The demensions:






The demensions:



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