Autumn 2024 Sales Special Features: Mongolian pictorial issue 5 Mung colour trial on stockcard | 秋拍拍品介紹：蒙古革命票5 Mung試色票
1932.3.5 一組五枚蒙古革命票5 Mung試色票，貼於硬卡上…
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Autumn 2024 Sales Special Features: Exceptional Custsoms mail addressing to Tanant | 秋拍拍品介紹：寄譚安之海關封
1898.3.15 思茅經印支寄蕪湖海關稅務司譚安，鈐思茅海關始發日戳。3.25經蒙自海…
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Autumn 2024 Sales Special Features: Brilliant tri-colour franking of the Large Dragon complete set | 秋拍拍品介紹：三色大龍全套貼票
1885.11.8 天津寄英國，背貼厚紙毛齒大龍1分銀 + 3分銀 + 5分銀全套，銷天津中…