Netherlands 1973 Occasional Issues
From Stamps of the World
- Issued: 31 July 1973
- Design: Donald Patiwael, Jan Boterman and PTT
- Printer: Joh.Enschedé, Haarlem
- Printed in: Photogravure and Offset
- Perforations: 12.75 : 14.00
- Valid until December 31, 1985