| LATVIA | 1938 (20 Nov) Riga Lidpasts - Germany, Rehbruck, Pastdam. Air multifkd envelope at 70 san rate, tied air cachet. Fine. |
U$ | 28 |
| LATVIA | 1938 (20 Nov) Riga Lidpasts - Germany, Rehbruck, Pastdam. Air multifkd envelope at 70 san rate, tied air cachet. Fine. |
U$ | 28 |