000 00286nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:62
_bDON
100 _aDon, E F
245 0 _aOrigin and romance of rubber
650 _aRubber industry
650 _aVulcanization
942 _cBK
999 _c20163
_d20163