00522nam a2200169Ia 4500008004100000082001500041100002100056245001300077260003800090300001000128490002500138600005600163650001400219942000700233952009500240999001700335140224s9999    xx            000 0 und d  aR 621-8 L2  aO' Brien Robert.  aMachines  aNew YorkbTime-Life Bookscc 1972  a200p.  aLife Science Library  a Robert O' Brien and the editors of time-life books  aMachinery  cBK  00104070aKSDbKSDd2014-02-24l0oR 621-8 L2p2535r2014-02-24 00:00:00w2014-02-24yBK  c94122d94122