Ștefan Procopiu (1890-1972) physicist

5 L 1990
Romania
ștefan-procopiu-(1890-1972)-physicist
Country:Romania
Type:Postage stamps
Series:Cultural Anniversaries 1990
Nominal:5 L
Year:1990
Size:33 x 48 mm
Perforation:comb 13½
Mintage:250,000

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