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Source:
Colnect
Issued by:
United Nations
Function:
postage
Date:
5/22
/
1992
Issue:
2nd U.N. Conference on Environment and Development
Denom:
29c
Color:
multicolored
Design:
Watermark:
unwmk
Perf:
Catalog value:
Prev:
3/13/1992 29c issue="Clean Oceans"
Next:
29c
External links:
Colnect 462896..t-UNO_New_York