00330nam a22001097a 4500008004100000040005500041245004100096260005400137300001000191490000600201650001300207230707b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a1973 Handbook of agricultural charts  aWashington:bUS Department of Agriculture, c1973  a146p.  a   aHandbook