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Source:
Colnect
Issued by:
Mongolia
Function:
airmail
Date:
12/20
/
1977
Issue:
History of Airships and Balloons
Denom:
20m
Color:
multicolored
Design:
Montgolfier's Balloon
Watermark:
unwmk
Perf:
12
Catalog value:
Prev:
6/20/1977 4t issue=11th Anniversary of Intercosmos
Next:
30m d=Zeppelin Airship "LZ 127"
External links:
Colnect 137280..ry_of_Airships
Record of changes
