"Petroleum products." . . . . . . "The expanding uses of petroleum: report of the Summer Meeting of the Institute of Petroleum, held at Torquay, 1966"@en . . . . . . "The expanding Uses of petroleum" . . . . "The expanding uses of petroleum : report of the Summer Meeti9ng of The Institute of Petroleum, held at Torquay, 1966"@en . . "The Expanding uses of petroleum. Report of the summer meeting of the Institute of Petroleum, held at Torquay, 1966. Edited by Peter Hepple. [With illustrations.]"@en . . "The expanding uses of petroleum : report of the Summer Meeting of the institute of Petroleum, held at Torquey, 1966" . . . "The Expanding Uses of Petroleum : report of the summer meeting of the Institut of petroleum, held at Torquay, 1966" . . . "Expanding Uses of Petroleum"@en . . "The expanding uses of petroleum : report of the Summer Meeting of the Institute of Petroleum, held at Torquay, 1966" . . . . . "Institute of Petroleum. Summer Meeting, 1966, Toquey." . .