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Source:
Colnect
Issued by:
Sudan
Function:
airmail official
Date:
7/1
/
1950
Issue:
1950 official
Denom:
20pia
Overprint:
Ovpt color:
On:
airmail 7/1/1950 20pia issue=1950 air
Color:
purple & black
Design:
General Post Office, Khartoum
Watermark:
mult SG
Perf:
12
Catalog value:
Prev:
6pia car&blk d=Suakin on=issue=1950 air-6pia
Next:
official 2/8/1900 5m car wmk=rosette perf=14
External links:
Colnect 312929.._Post_Official
Record of changes