Lot 391

1931 (15 Sep) Junk 6th print 1c PSC (Han 30), tied by Shanghai bilingual cds, along with exhibition temporary PO cachet. On reverse with merchant marking. Very early example of this type of Shanghai merchant marking.

1931.9.15 帆船第六版1分郵資片（韓目30），銷上海三格漢英日戳，旁鈐“中華全國路市展覽大會臨時郵局”直戳。背鈐商碼戳。為商碼戳之甚早例子。