00659nam a2200205 a 450000100060000000300080000600500170001400800410003103500190007204000350009104100080012608200130013410000230014724500730017026000370024330000520028050400500033265000330038265000380041523078BD-RjUL20211209000905.0140310s1940    us            001 0 eng d  a(BD-RjUL)23143  aBD-RjULbengcBD-RjULdBD-RjUL  aeng  a917bATP1 aAtwood, Wallace W.14aThe physiographic provinces of North America /cby Wallace W. Atwood  aBoston ;aLondon :bGinn,c1940.  axvi, 536 p. :bill., maps (part. col.) ;c24 cm  aIncludes bibliographical references and index 0aGeomorphologyzNorth America 0aPhysical geographyzNorth America