| SetID | 997 |
| SubSetOf | 0 |
| SubSetOrg | |
| Area | 23 |
| SubRegion | 83 |
| Code | NW26 |
| Type | a |
| Design | Overprint with 4 characters in a square and one below in bracket |
| Perf | |
| Paper | |
| Gum | |
| Printer | Lanzhou Daily Press |
| Printing | |
| Designer | |
| Engineer | |
| Qty | 0 |
| Issued | 19491001 |
| Exact | N |
| SetName | Lanchow (Gansu) overprint on Dah Tung Litho Sun Yat-sen |
| ShortName | Lanchow (Gansu) opt on DT Litho SYS |
| InYearBook | |
| InSet | 6 |
| Sht | 0 |
| MS | 0 |
| Bklt | 0 |
| Face | |
| Comments | Note: wider spacing on high values - common forgeries have narrow spacing. |
| PicAspect | 0.756 |
| SG | NW72-7 |
| Ma | |
| Scott | 4L52--60 |
| Chan | |
| Mi | |
| Yang | NW79-84 |
| Yvert | |
| OptOn | 0 |
| Wmk | |
| DesignSize | |
| StampSize | |
| SheetSize | |
| Mint | 130 |
| Used | 80 |
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.