000 002870000a22001330004500
008 140223b1986 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aH M6
082 _aH M6
100 _aDurby (G H)
245 _aFace of the earth edn 5
260 _c1986
650 _aGeology
999 _c155554
_d155554