China (Peoples Republic) 1978 Petroleum Industry
From Stamps of the World
- Issue date : 31st January 1978
- six values
- Designed by : Yuan Yunpu
- Print process : photogravure
- Printer: Postage Stamp Printing House, Beijing, in sheets of 35
- Perforations : 11 x 11
- Stamp format : height 27mm x width 60mm
- Issue serial No T-19
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