EAST CHINA: 7th anniversary of Shantung Post office: Train and Postal Runner - 华东: 山东邮局成立七周年: 火车和邮递员 $30 Slate green

Without Gum

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

$30
Color
?
Original catalog color of the stamp.

Slate green
Print method
?
Method of process of imprinting designs on paper.

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

14
Watermark
?
A pattern embedded in a paper during stamp producing process.
— Basic philately terms for amateurs

Unwatermarked
Issue Date
?
Date inscripted on a stamp or cancellation for used stamps not necessary correspond to real date of stamp issue.
#
?
Catalog number of stamp.
— Basic philately terms for amateurs