1923 Mengtsz (40 Apr) to Denmark, returned via Canton, f.w. Junk 1c + 3c x3, tied by Mengtsz bisected bilingual cds. Transit Haiphong (3
1923 Mengtsz (40 Apr) to Denmark, returned via Canton, f.w. Junk 1c + 3c x3, tied by Mengtsz bisected bilingual cds. Transit Haiphong (3 May). Arrived Denmark (15 Jun). Returned to sender via Canton (21 Jul / 17 Aug), Canton Return Letter Office (17 / 23 Aug). Arrived Ami (29 Aug). Example of returning mail via Canton.1923.4.40 蒙自寄丹麥，經廣州退回印支，貼帆船1分 + 3分x3，銷蒙自半切漢英日戳。5.3經海防。6.15抵丹麥。7.21/8.17 經廣州退回，8.17/23經廣州退信局。8.29抵阿迷。經廣州退回雲南例子。
