
Northeast Directorate General of Post and Telecommunications (東北郵電管理總局) 1st stamp issue (Yang NE2-4, NE6-8, J.DB-32) Perforated: Imperforate (unissued): This set exists also as booklet panes (complete booklets are unknown, only booklet panes exists). Perforated booklet panes: Imperforate booklet pane (unissued):…