1948 1a orange top let corner marginal copy with error, imperf between stamp and top margin. Unused without gum as issued

1948-50 3p block of 20 showing the use of two different perforating machines; perf. 11 horizontally and perf. 10¾ vertically. It should be noted that the 10¾ was the normal perforation; the horizontal perforations are abnormal. Unused without gum as issued

1948 4p green with error, horizontal pair imperf vertically. Unused without gum as issued. 2025 ISES certificate

1948-49 9p ultramarine block of 4 with error, complete offset on reverse. Unused without gum as issued

1942-43 3p on 4p green perf. 13 x 13½ overprinted ON C G S. Unused without gum as issued