Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Oil and gas leases -- Pennsylvania -- Williamsport. 1 Oil engines -- SEE: Diesel motor 1 Oil field workers -- SEE: Petroleum workers 1 oil-for-food scandal. 1 Oil industries -- SEE ALSO: Petroleum industry and trade 3 Oil industries -- Colombia -- Fiction. 1 Oil industries -- Drama. 1 Oil industries -- Employees -- Fiction. 1 Oil industries -- Fiction. 3 Oil industries -- Texas -- Fiction. 2 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >