11th Anniversary of “Xi’an Incident” (“西安事變”十一周年)

Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) Yang NE96-98, J.DB-51 Remarks (in general / for this issue): – The “N” in “YUAN” is by mistake inversely. – All commemorative stamp issues from Northeast are rare on commercial covers. –…

“2nd Anniversary of Murdered Day of General Li Zhaolin on March 9th” (“李兆麟將軍三九被難二週年”)

Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) Yang NE99-102, J.DB-52 Silk thread paper with watermark: White paper without watermark: Paper types (white paper vs. silk thread paper with watermark): Remarks (in general / for this issue): – All commemorative stamp…

International Workers’ Day on May 1st (五一國際勞動節)

Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) Yang NE103-105, J.DB-53 Remarks (in general / for this issue): – All commemorative stamp issues from Northeast are rare on commercial covers. – Shifted perforation and large stamps with “wings” can be…

Youth Day on May 4th (五四青年節)

Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) Yang NE106-108, J.DB-54 Remarks (in general / for this issue): – All commemorative stamp issues from Northeast are rare on commercial covers. – Shifted perforation and large stamps with “wings” can be…

4th Print Mao Zedong Stamps (Northeast) (第四版東北毛澤東像郵票)

Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) Yang NE109-112, J.DB-55 Color shadings: Perforation varieties (stripe of 3, imperforated horizontal):  Paper types classification (silk thread paper is always defined as paper with watermark): First stamp: White paper group (all white…

3rd Surcharges Overprinted with “Changed to” (第三次東北加蓋“改作”)

Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) Yang NE113-119, J.DB-56 Overprint varieties: Other variety:   Remarks (in general / for this issue): – All surcharged stamp issues from Northeast are rare on commercial covers. – Shifted perforation and large…