Bider postcard, stamps and cancellation are GENUINE
Normal perforation for this issue, clean and centrally cancelled and in good condition.
Former sales quantity for the Langnau forerunner was only approx. 4,000 pcs according to SBK 2021.
(Source SBK 2021 page 442)
Catalogue value SBK 2021: 1400 CHF ++
- Geographic Origin
- Short Description
- Airmail precursor LANGNAU on Bider card
- Has certificate or expert signature
- Year of oldest stamps
- Name official catalogue
- Catalogue Number
- Nr. VI; Michel Nr.VI
- Cancelled, With address