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Source:
Colnect
Issued by:
Grenada Grenadines
Function:
postage
Date:
3/26
/
1986
Issue:
Appearance of Halley's Comet
Denom:
20c
Color:
multicolored
Design:
Sputnik 1
(1986)
Watermark:
unwmk
Perf:
14
Catalog value:
Prev:
10/15/1986 5c d=Nicholas Copernicus (Astronomer)
Next:
10/15/1986 20c d="Sputnik I"
External links:
Colnect 726269..-Halleys_Comet