| GERMAN STATES-N.G.CONF. | 1870 (1 March) Hamburg - Denmark, Cph (3 March) Fkd env bearing 1/2 gr overprinted perf horiz strip of three, tied cds. Scarce multiple overseas usage. |
U$ | 240 |
| GERMAN STATES-N.G.CONF. | 1870 (1 March) Hamburg - Denmark, Cph (3 March) Fkd env bearing 1/2 gr overprinted perf horiz strip of three, tied cds. Scarce multiple overseas usage. |
U$ | 240 |