000 00324nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
245 0 _aRubberized bitumen on a steep hill in Pennsylvania
260 _bRubber Developments
_c1957
300 _a124-126
650 _aPennsylvania
650 _aRubberized bitumin
942 _cJS
999 _c68276
_d68276