20th anniversary of UNESCO
90%
Country: | El Salvador |
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Issue: | 20th anniversary of UNESCO |
Date: | 1966-11-04 |
Print: | Offset and Lithography |
Size: | 40 x 40 |
Perforation: | comb 12 |
Emission: | Commemorative |
Format: | Stamp |
Face Value: | 1 Salvadoran colón |