1c 'Dr Pompilo Martinez' TAX issue WATERLOW COLOUR TRIAL in orange perforated & gummed with hole punch & small 'SPECIMEN' overprint in black. (SG 752)
1c 'Dr Pompilo Martinez' TAX issue WATERLOW COLOUR TRIAL in orange perforated & gummed with hole punch & small 'SPECIMEN' overprint in black. (SG 752)