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Japan 20 sen Pattern
N# 285847 · JPN
Billon (.460 silver) (Ag 46% / Cu 41% / Ni 10%), 2.17g, ø 18.3mm
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Japan 20 sen Uniface pattern
N# 287179 · JPN
Silver, 4.5g,
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Japan 20 sen Taishō
N# 27208 · 1920 · JPN
Silver (.720), 3g, ø 16.7mm
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Japan 20 sen Taishō Pattern
N# 165206 · 1918 · JPN
Silver,
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Japan 20 sen Taishō Pattern
N# 285851 · 1922 · JPN
Silver, 1.99g, ø 16.94mm
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Japan ¼ yen Meiji Pattern
N# 402984 · 1870 · JPN
Copper-nickel,
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Japan 10 yen Shōwa 21mm pattern
N# 285546 · JPN
Nickel, ø 21mm
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Japan 10 yen Shōwa Pattern
N# 285538 · JPN
Nickel,
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Japan 10 Yen Nickel trial; plain edge
N# 285551 · JPN
Nickel,
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Japan 10 yen Shōwa Brass Prototype
N# 285857 · JPN
Brass, 2.49g,
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Japan 10 yen Shōwa 23mm pattern; plain edge
N# 285540 · JPN
Nickel, ø 23mm
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Japan 10 sen Netherlands East Indies
N# 409645 · 1943 · JPN
Silver,
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