Dr. Sun Yatsen, Red Surcharge - 红色印的孙逸仙博士 40c on 50c Dark blue
c40 (c - Hunan)
- Country China
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Denomination
?40c on 50cFace value of a stamp, usually printed on the stamps.— Glossary
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Color
?Dark blueOriginal catalog color of the stamp.
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Print method
?Re-engravedMethod of process of imprinting designs on paper.
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Perforation
?14Holes 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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