Los 6058
3 cents, III. printing, tied by cds. "FREDERIKSTED 21/10 1887" to pre-printed soldier's mail envelope, countersigned at lower left, addressed to Denmark with St. Thomas transit of the next day and Danish arrival mark of November 20 on reverse. Soldier's letter were transported at a favoured 3 cents rate. The stamp with slightly rounded corner and faint corner crease, otherwise fine. Very rare; just 3 printed envelopes recorded
