Canada 1974 UPU Centenary
From Stamps of the World
- Date of Issue : 9th October 1974
- Perforations : 12.0 x 12½
- Design : George Arthur Gundersen-Designer & engraver.
- Printer : British American Bank note Company
- Print Type : Engraved and Photogravure
- Tagging : General Tagging on two opposite edges