![](https://www.philatelica.it/shop/6397-large_default/visit-of-the-president-gronkowski-in-argentina-uruguay-and-peru.jpg)
06/04/1961
205 £. - Plane and geographic map - Grey - Perforation stamp 14 × 14 ¼ b - Watermark stars I - Intaglio printing - Printed from IPS Workshop cards values - Sheets 40 - Size 40 × 30 (mm) - Drawing R. Mura - Circulation 1.113.000.
Specific References