Switzerland 1967 Monuments
From Stamps of the World
- Issue Date : 18th September 1967
- Designed by : H. Hartmann
- Engraved by: A. Yersin
- Printed by : PTT
- Print Process : Recess
- Perforations : 11 3/4
- Catalogue N°s: Michel 862-865, Yvert 795-798, Zumstein between 418-427
From the third issue on famous Buildings..
