005460a00a22001810004500020001800000245010700018250001100125100002100136100001600157260008700173260000900260300002100269082002100290306001200311760002000323015001100343887001000354  a1 85484-091-5  aWellcome Witnesses to Twentieth Century Medicine. Environmental Toxicology:The legacy of Silent Spring  aVol.19  aEd:Christie, D A  aTansey, E M  bLonDon:The Wellcome Trust Centre for the History of Medicine at University College  c2002  av-xiii, 1-110pgs  a61(091)548.7 W24  aHistory  bNo. 3 open rack  a004093  a150/=