The 11th Congress of the International Commission on High Dams, Madrid 1973
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1973
The 11th Congress of the International Commission on High Dams, Madrid
9. jún WM: nikto Rytina: F.N.M.T. Perforácia: 12¾ x 13¼
![[The 11th Congress of the International Commission on High Dams, Madrid, typ CAF]](https://www.stampworld.com/media/catalogue/Spain/Postage-stamps/CAF-s.jpg)
