00723nam a22002417a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001900102110007500121245004300196260005200239300002000291490003300311650005400344650001200398650001100410700002700421830003300448CHAP20220329135636.0971013s1925            r     00010     d  a39799  a40771  a44897  cCHAP  a338.173895bE8  aE.U.A. Department of Commerce. Bureau of Foreign and Domestic Commerce  aRubber production in the Amazon Valley  aWashington :bGovernment Printing Office,c1925  a369 p.b: ilus.  aTrade promotion seriesv; 2314aAgriculturaxAspectos economicosxAmerica Latina.14aCaucho.14aHevea.0 aSchurz, William Lytle.0 aTrade promotion seriesv; 23