000 00379nam a2200145Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:62+678.7
_bALL
100 _aAllen, P W
245 0 _aNatural rubber and the synthetics
260 _aLondon
_bCrosby Lockwood
_c1972
650 _aRubber history
650 _aRubber industry
650 _asynthetic rubber
942 _cBK
999 _c22475
_d22475