| POLAND | 1981 (31 Dec) Welsko Btaca 4 - England, Cheshire. Single space landing issue tied cds + lilac censor box cachet. Short lived after political uprising. Airmail. |
U$ | 14 |
| POLAND | 1981 (31 Dec) Welsko Btaca 4 - England, Cheshire. Single space landing issue tied cds + lilac censor box cachet. Short lived after political uprising. Airmail. |
U$ | 14 |