Clue | Length | Answer |
---|---|---|
Fidelio's Léonore, originally in disguise here: well, well, well! | 9 letters | oilfields |
areas yielding mineral oil | 9 letters | oilfields |
Fuel production sites | 9 letters | oilfields |
Where to see derricks | 9 letters | oilfields |
Irritated, so I filled areas drilled | 9 letters | oilfields |
Areas where "black gold" is found | 9 letters | oilfields |
Well-provided places for those with boring occupations | 9 letters | oilfields |