00410nam a2200121Ia 4500008004100000082002500041100002900066245002700095260003400122942000700156952010800163999001700271140113s9999    xx            000 0 und d  a"574.9""1492""   L3"  a"Crosby Jr., Alfred. W."  aThe Columbian Exchange  a1972bGreen & PresscWestport  cBK  00104070aVTLbVTLd2014-01-13l0o"574.9""1492""   L3"pVBK2694r2014-01-13 00:00:00w2014-01-13yBK  c59375d59375