Drawings
Country: | UNO Geneva |
Quality: | FDC |
Year of issue: | 1992 |
Michel number: | 221-222 |
Technology / Technology development
Country: | Germany, Federal... |
Quality: | FDC |
Year of issue: | 1992 |
Michel number: | 1636 |
Industry and Economy
Country: | Germany, Federal... |
Quality: | First Day Cover |
Year of issue: | 1992 |
Technology / Technology development
Country: | Germany, Federal... |
Quality: | MNH |
Year of issue: | 1992 |
Michel number: | 1636 |
Drawings
Country: | UNO Geneva |
Quality: | MNH |
Year of issue: | 1992 |
Michel number: | 221-222 |
Technology / Technology development
Country: | Brazil |
Quality: | MNH |
Year of issue: | 1992 |
Michel number: | 2492 |
Signatures / Manuscripts
Country: | Netherlands |
Quality: | MNH |
Year of issue: | 1992 |
Michel number: | 1427-1428 |
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