China Ministry of Posts and Telecommunications (中國郵電部)
Yang C54-56, J.DB —
Commemorative Issue: | Memorial of Signing Sino-Soviet Treaty of Friendship, Alliance and Mutual Assistance (中蘇友好同盟互助條約簽訂紀念) |
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Issued: | Originals: 1 December 1950, reprints: 10 January 1955 |
Issued by: | China Ministry of Posts and Telecommunications (中國郵電部) |
Printed by: | Originals: Beijing Chinese People's Printing Factory (北京中國人民印刷廠), reprints: Beijing People's Printing Factory (北京人民印刷廠) |
Print method: | Recess on white paper, perforate L14 |
Sheet size: | 5 x 10 = 50 |
Designer: | Sun Chuanzhe (孫傳哲) |
Currency: | Northeast Currency (東北幣) |
Valid until: | 1 August 1951 |
All stamps of this issue shown here. |
Originals:
Reprints:
For the reprints were the same printing plates without any modifications used so the differences originals / reprints are harder to recognize:
a.) Reprints were printed on a different type of slightly yellowish paper, often the print structure is visible from rear side:
b.) Reprints have a slighter different color shade:
c.) The reaction under UV light (365nm) is very different:
Remarks (in general / for this issue):
– Reprints were only made for collectors, they came in sale after the validation of Northeast China stamps and can’t exists used.
– Specialists can classify varieties of these stamps as narrow or wide (a typical characteristic of the recess printing method by using high pressure on damp paper).
– A set of reprints has a market price about 4.- USD (2018).
Trade Prices 2018 (USD) | (★) | ⊙ | Yang Cat. No. | Remarks | ||
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2500 元 ● | blackish rose | L14 | 15,00 | 10,00 | C54 | |
5000 元 ● | blackish green | L14 | 15,00 | 10,00 | C55 | |
20000 元 ● | blackish blue | L14 | 20,00 | 15,00 | C56 | |
Set of 3 | 50,00 | 35,00 | C8NE |