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1752 Tongyong Naval Station…
1752 Tongyong Naval Office mint
1752 Tongyng Naval Station… (this page)
1753 Tongyong Naval Office)
1753 Tongyong Naval Office mint
Undated Tongyong Naval Office mint
1752 2 mun (訓 Hun for Hullyondogam)
1752 2 mun (medium size)
1752 1 mun
1752 2 mun (营 Yong for Oyongch'ong)
1752 2 mon
1752 2 mun (Oyongchong)
1752 2 mun (Military Training Command…)