Stamps on Natural Gas Pipeline – China – 2005.
Canada issued a set of stamps on completion Natural Gas Pipeline from Tarin Xinjiang to Baihe Shanghai Province on 08 Jan 2005.
80 Fen- Derrik 3 Yuan -Pipes.
Asian Philately, Oil/Gas/Energy, Se-tenant stamps
Stamps on Natural Gas Pipeline – China – 2005.
Stamp Digest 