00443nam a22001337a 4500008004100000040005500041080001600096245008300112260006300195300001000258650001400268653001400282653001300296230511b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a914.261bN1  aNorwich and its region c/ British Association for the Advanvement of Science   bBritish Association for the Advanvement of Science, c1961  a224p.  aGeography  aPhysical   aGeology