00410nam a2200169Ia 4500008004100000020001800041245002400059245003600083245002100119260001500140260001600155260000900171300001600180300002500196300001000221500000900231170705s9999    xx            000 0 und d  a9780545556439  aBlizzard of glass :  bthe halifax explosion of 1917 /  cSally M. Walker.  aNew York :  bScholastic,  c2011  a145 pages :  bcolor illustration ;  c23cm.  a1100