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Source:
Colnect
Issued by:
Mongolia
Function:
airmail
Date:
12/20
/
1977
Issue:
History of Airships and Balloons
Denom:
50m
Color:
multicolored
Design:
Soviet Airship Norden
Watermark:
unwmk
Perf:
12
Catalog value:
Prev:
40m d=Soviet Airship Osoaviahim
Next:
60m d=Project "Aeron 340"
External links:
Colnect 137283..ry_of_Airships
