Japanese Occupation of MENG CHIANG (Inner Mongolia): 2nd anniversary of the “Greater East Asia War”：Mining Coal - 日本占领：蒙疆 （内蒙古）：大东亚战争2周年纪念：布雷 4 f Prussian green
- Country China
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Denomination
?4 fFace value of a stamp, usually printed on the stamps.— Glossary
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Color
?Prussian greenOriginal catalog color of the stamp.
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Print method
?PhotogravureMethod of process of imprinting designs on paper.
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Perforation
?12Holes punched between stamps to make separating easier.
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Watermark
?UnwatermarkedA pattern embedded in a paper during stamp producing process.
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Issue Date
?Date inscripted on a stamp or cancellation for used stamps not necessary correspond to real date of stamp issue.
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#
?Catalog number of stamp.
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