- Issue Date : 9 May 1930
- Designed by : S. Ewert
- Engraved by : S. Ewert
- Print Process : Recess on tinted paper.
- Perforations : 9 3/4 vertical
- Catalogue N°s: Michel 213-214, Yvert PA 4-5, SG (1955) A4-A5
Opening of a night postal service, plane above Stockholm.
Unused stamps
Used stamps