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Stamps,
11th General Assembly of Technical Committees of the Pan-American Historical and Geographical Instit
issue
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1 to 2 of 2
Ecuador
postage
1977
, Aug 16
11th General Assembly of Technical Committees of the Pan-American Historical and Geographical Instit issue
unwmk
(no perf info)
-
2s
multi
Flourescent paper
airmail
1977, Aug 16
11th General Assembly of Technical Committees of the Pan-American Historical and Geographical Instit issue
-
5s
multi
Flourescent paper
1 to 2 of 2