EAST CHINA: Plane, Train ad Ship, Surcharged in Black - 华东: 飞机，火车和船舶（黑色的套印） $10 on 50 c on $20 Brown

Without Gum; Type II

Country People`s Republic of China
Denomination
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Face value of a stamp, usually printed on the stamps.
— Glossary

$10 on 50 c on $20
Color
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Original catalog color of the stamp.

Brown
Print method
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Method of process of imprinting designs on paper.

Lithographed
Perforation
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Holes punched between stamps to make separating easier.
— Basic philately terms for amateurs

12 1/2
Watermark
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A pattern embedded in a paper during stamp producing process.
— Basic philately terms for amateurs

Unwatermarked
Issue Date
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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.
— Basic philately terms for amateurs