½a. blue, a study in a variety of shades, comprising imperforate (35 with an unused tête-bêche block of four and four used on native envelopes), pin-perforated (141 with an unused block of 14 showing double perforations on one row and six used on separate covers) and postal stationery (4, one used); generally good to fine. S.G. 11, 26

Details
½a. blue, a study in a variety of shades, comprising imperforate (35 with an unused tête-bêche block of four and four used on native envelopes), pin-perforated (141 with an unused block of 14 showing double perforations on one row and six used on separate covers) and postal stationery (4, one used); generally good to fine. S.G. 11, 26