| SetID | 2505 |
| SubSetOf | 0 |
| SubSetOrg | |
| Area | 25 |
| SubRegion | 0 |
| Code | O1 |
| Type | a |
| Design | Overprints on p12½ Unit |
| Perf | |
| Paper | normal |
| Gum | none |
| Printer | |
| Printing | |
| Designer | |
| Engineer | |
| Qty | 0 |
| Issued | 19500301 |
| Exact | N |
| SetName | Overprints on perforated Nationalist Unit Issues |
| ShortName | Overprints on Unit Issues (perf) |
| InYearBook | |
| InSet | 6 |
| Sht | 0 |
| MS | 0 |
| Bklt | 0 |
| Face | 2900 |
| Comments | set of 6. Perf 12½ except where stated. |
| PicAspect | 0.667 |
| SG | 1421-6 |
| Ma | |
| Scott | 24a-29 |
| Chan | |
| Mi | |
| Yang | |
| Yvert | |
| OptOn | 0 |
| Wmk | none |
| DesignSize | |
| StampSize | |
| SheetSize | |
| Mint | 100 |
| Used | 15 |
List of Chinese/English names of Post Offices up to 1949 (on this site).
Very good for recent issues
USA based society. Many resources including Postal Rates in PRC and much more.
London, UK based society.
A wonderful specialist site for this area, including Manchurian Overprints section.
Part of the online WikiBook for all meter stamps.