Portugal - 6e stamp of 1970 (#106287) | StampData

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Source: Colnect

Issued by:	Portugal
Function:	postage
Date:	6/5/1970
Issue:	Oporto refinery opening
Denom:	6e

Color:	multicolored
Design:	catalytic cracker (1970)
Watermark:	unwmk
Perf:	13.5


Catalog value:

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External links:
Colnect 63928-..Porto_Refinery