Genus species: Quercus robur

Series: Trees (United Kingdom 1973-1974)
Catalog codes:
- Michel: GB 615
- Stamp Number: GB 688
- Yvert et Tellier: GB 678
- Stanley Gibbons: GB 922
- AFA number: GB 645
- Unificato: GB 678
Emmission: Commemorative
Perforation: comb 14¾ x 14¼
Printing: Photogravure
Size: 41 x 30mm
Gum: PVA (Polyvinyl Alcohol)
Colors: Multicolor
Face value: 9p - British penny
Print run: 5,875,100

Reference: colnect.com
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