000 00236nam a2200097 4500
999 _c334354
_d334354
082 _a551.8
_bROB.G
100 _aRoberts, A.
245 _aGeological Structures and Maps
_cRoberts, A.
260 _aLondon
_c1958
_bCleaver-Hume
942 _cBK