SWITZERLAND STAMPS COLLECTION
Year of issue 1973
Swiss Association of Commercial Employees - Quill pen and arrow signet, Date of issue 15th February 1973
Definitive Issues, Date of issue 15th February 1973
EUROPA Stamps, Date of issue 30th April 1973
Pro Patria - Archaeological Findings, Date of issue 29th May 1973
World Ski Championships, Date of issue 30th August 1973
Children Aid, Date of issue 30th August 1973
Landscapes, Date of issue 30th August 1973
Pro Juventute - Forest Fruits, Date of issue 29th November 1973
