拍品號碼 9145

一部小型郵集包含14枚上海進出口實寄封片，均蓋有上海半切日戳，年份改嵌干支字樣，此戳用於檢查並解決郵遞問題，十分罕見，能組成小郵集更是難得。 each representing a time period of 2 hours commencing 7 a.m. till 7 p.m. The inspector in charge during the 2 hour period solves delivery problems and apply this cancel to signify delivery after supervision.