The 2020 Summer Sale - Sale 333 Day 3

1912 unissued Imperial Post Postage Due Stamps ovpt. "Provisional Neturality" 1c (Chan DU5),
fresh MNH with original gum. With some toning perfs. VF-F. Extremely rare.
1912年未发行大清邮政欠资票加盖“临时中立”1分新票（陈目DU5），原胶无贴，齿孔有黄，仍不失为极珍罕的欠资票。上品。