Wikimedi'Òc

Преимущества и льготы для работников нефтяной промышленности (1950).pdf - Вантус

Naftogasa ekspozicio 02.jpg - RG72

Union of Soviet Socialist Republics (USSR)(Including Latvia, Lithuania, Estonia, Tannu Tuva, and island possessions) Index of Oil and Gas Field Maps, Petroleum Prospects and Facilit - DPLA - 1dba8b89272554b00059fc25c899a571.jpg - DPLA bot

Union of Soviet Socialist Republics (USSR) (Including Latvia, Lithuania, Estonia, Tannu Tuva, and island possessions) Index of Oil and Gas Field Maps, Petroleum Prospects and Facili - DPLA - 73bac090e09662851e7e041b22f97dd6.jpg - DPLA bot