• The Forties field. 

      Thomas, A.N.; Jenkins, D.A.L.; Walmsley, P.J. (NGU (316), Journal article, 1975)
      The Forties Field is a large oil poole which was discovered in 1970 in the northern part of the British sector of the North Sea some 175 km (110 miles) east of Peterhead, Scotland, in water depths of 91-131 metres (300-430 ...