- Sitting Helvetia 3 Fr MH,
-Pro Juventute precursor 1912, no. I and II MNH. No. II
with brown dot.
The first editions are in various conditions.
- Porto stamps 1883/1907 specialized.
The postal stamps of the title picture are repeated in the photo gallery.
The pictures give a good impression.
- Geographic Origin
- Has certificate or expert signature
- Year of oldest stamps
- Year of the youngest stamps
- Name official catalogue
- Cancelled, MH (Mint hinged), MNH (Mint never hinged)