00352nam a2200121Ia 4500082002000000100002200020245012200042250000800164260003300172300001500205500000500220700000500225  a338.091bZ73.WR  aZimmermann, E. W.  aWorld resources and industries; a functional appraisal of the availability of agricultural and industrial materialsb  a3rd  aNew YorkbHarper & Rowc1951  axvi, 832p.  a  a