Airmail - Stamp Exhibition "Essen '78" - Essen, West Germany, and Stamp Exhibition "Philexafrique '79" - Libreville, Gabon 1978
现在展示: 尼日尔 - (通用)邮票 - 1978 - Airmail - Stamp Exhibition "Essen '78" - Essen, West Germany, and Stamp Exhibition "Philexafrique '79" - Libreville, Gabon - 2 邮票.
