1931 Changchun (1 Dec) to Shenyang, f.w. Junk ovpt. Limited For Use in Ki-Hei 4c, tied by Changchun cds. On reverse with “Japanese
1931 Changchun (1 Dec) to Shenyang, f.w. Junk ovpt. Limited For Use in Ki-Hei 4c, tied by Changchun cds. On reverse with “Japanese Military Police / Changchun” censor mark. Arrived Shenyang (3 Dec). Since the Japanesee occupation of Manchuria, Kwantung Army conducted postal censorship to collect intelligence. Illustration fig 4-12, p.71 in “The 1934 Negotiation of China-Manchukuo Mail Exchange and Related Postal History” by Huei Ching Ho.1931.12.1 長春寄瀋陽，貼帆船加蓋限吉黑貼用4分，銷長春日戳，另鈐長春日本憲兵隊檢查章。12.3抵瀋陽。自日軍佔領東北後，關東軍實施郵政檢查以收集反日情報。何輝慶《1934華滿通郵談判暨相關郵史》第71頁圖四-12原件。
