SG 50, 50bw, 50by
2d. Grey-green  

Year of issue - 1864
Perforation: 12.5
Catalog numbers: SG 50
SG Catalogue Values: 

SG50 - 70 (Unused) 10 (Used)
SG50bw (Wmk inverted) - 190 (Unused), 45 (Used)
SG50by (Wmk inverted & reversed) - 90 (Used)

Watermark: Star (W 1)
Printer: Perkins Bacon
Paper: Medium thin & slightly soft
Type: Recess

Image © Ceylon Stamps