00345nam a2200085Ia 4500008004100000082002200041245012200063260004400185650003000229220204s9999    xx            000 0 und d  aNR:063IR1959bNRB 0aCompendium of six papers on natural rubber delivered at the International rubber conference, Nov 1959, Washington D C  aWashingtonbNatural Rubber Bureauc1959  aNatural rubber processing