| Switzerland - XX | 1937 (22 Apr) Bischofzel - Romania, Craiova (24 Apr) Air multifkd business reply type card. Via Bucarest at 0,30 francas rate tied cds, transited + air label alongside. |
U$ | 38 |
| Switzerland - XX | 1937 (22 Apr) Bischofzel - Romania, Craiova (24 Apr) Air multifkd business reply type card. Via Bucarest at 0,30 francas rate tied cds, transited + air label alongside. |
U$ | 38 |