. . . "Petroleum in the United States and possessions ; A presentation and interpretation of the salient data of geology, technology and economics of Petroleum" . . . . . . "Petroleum in the United States and possessions : a presentation and interpretation of the salient data of geology, technology, and economiccs of petroleum in each state and possession treated according to the conventional major field divisions" . . . . . . . . "Petroleum in the United States and possessions : a presentation and interpretation of the salient data of geology, technology, and economics of petroleum in each state and possession treated according to the major field divisions"@en . . . "Petroleum in the United States and possessions; a presentation and interpretation of the salient data of geology, technology, and economics of petroleum in each state and possession treated according to the conventional major field divisions" . . . "Petroleum in the United States and possessions a presentation and interpretation of the salient data of geology, technology, and economics of petroleum in each state and possession treated according to the conventional major field divisions"@en . . . . "Petroleum in the United States and possessions : A presentation and interpretation of the salient data of geology, technology and economics of petroleum in each state and possession treated according to the conventional major field divisions" . . . "Petroleum in the United States and possessions"@en . . . . . . . . "Petroleum in the United States and possessions : a presentation and interpretation of the salient data of geology, technology, and economics of petroleum in each state and possession treated according to the conventional major field divisions" . . . "United States" . .