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Short desc: Development of Petroleum Industry
Issuer: China, PRC Date: 1/31/1978 Consists of 6 stamps: (See stamps as list) 8f d=Oil-well derrick 8f d=Petroleum production 8f d=Laying of oil lines 8f d=Petroleum Refinery (1978) 8f d=Oil port 20f d=oil rig All are perf=11 |