The 2nd U.N. Conference on Environment and Development, Rio de Janeiro 1992
מוצג עכשיו ה"אום בניו יורק - בולי דואר - 1992 - The 2nd U.N. Conference on Environment and Development, Rio de Janeiro - 4 בולים.
1992
The 2nd U.N. Conference on Environment and Development, Rio de Janeiro
22. מאי WM: אף לא אחד נקוב: 11½
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