Peru 1937 pictorial of La Mar Park 5c imperf colour trial in green with Waterlow & Son security punch hole as SG 596
Peru 1937 pictorial of La Mar Park 5c imperf colour trial in green with Waterlow & Son security punch hole as SG 596
Peru 1937 pictorial of La Mar Park 5c imperf colour trial in green with Waterlow & Son security punch hole as SG 596