1959 a group of 3 "Postman" illustrative covers, showcasing two types in different shades. Two commerically used, in which one airmail to
1959 a group of 3 "Postman" illustrative covers, showcasing two types in different shades. Two commerically used, in which one airmail to Czechoslovakia.1959年一組三件“信差”美術封，展示了二款版別不同刷色。兩件實寄，一件航空寄捷克斯洛伐克。
