Philippines 1978 Sergio Osmena Birth Centenary set of 2 in imperf pairs on gummed wmk'd paper (from the single imperf archive sheets) as SG 1470-71 (sl discolouration on reverse)
Philippines 1978 Sergio Osmena Birth Centenary set of 2 in imperf pairs on gummed wmk'd paper (from the single imperf archive sheets) as SG 1470-71 (sl discolouration on reverse)