India 1921 GV 9p on 1a half sheet of 128 showing both varieties: PIES/PIES and NINE/NINE, each occurring at four positions from the 1st setting. SG 192/a/b.
Provenance: Col. D.R. Martin; Medina

Catalogue No: SG 192/a/b
Catalogue Value: £1,380
Type: MNH