00308nam a2200145Ia 450000500170000000800410001702200090005802400070006705000170007407400120009124500240010326000110012726000180013826000060015620250523171446.0250508s9999    xx            000 0 und d  a4474  qGM  a01GM          a1004474 0aGeological Magazine  aLondon  bDawson & sons  c0