Sweden. Military coverThe Swedish Åland Demolition Detachement 1919. A nice early letter with 12 öre domestic postage with machine-cancel "STOCKHOLM 1" 23.4.19 on a nice mounted page to a Swedish 2nd Lieutenant at the Swedish Detachement at Åland. Also transit cancel "STOCKHOLM 8" 23.4.19 with letter content still enclosed. Good quality but some faults of the stamps perf.