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Source:
Colnect
Issued by:
Ecuador
Function:
postage
Date:
10/6
/
1997
Issue:
International Mining Congress 1997
Denom:
600s
Color:
multicolored
Design type:
mineral
s (1997 Ecuador)
Design:
chalcopyrite
(1997)
Watermark:
unwmk
Perf:
Catalog value:
Prev:
400s d=quartz (1997)
Next:
800s d=gold (1997)
External links:
Colnect 522257..NG_%E2%80%9997
Record of changes