GB 1968 Machin Definitives Feb 1968
From Stamps of the World
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- Date of Issue: 5th February 1968
- Designed by Jeffery Matthews after sculpted bust of Queen Elizabeth II by Arnold Machin, First Day Cover (FDC1) designed by G. L. Vasarhelyi
- Printed by Harrison & Sons, High Wycombe
- Print process: Photogravure
- Sheet Format: 240 (20 by 12)
- Stamp format: height 24mm x width 20mm
- Paper/Gum: Chalk Surfaced with PVA
- Perforations: 15 x 14
- Withdrawn: 25th November 1971
- Invalidated: 1st March 1972