000			00279nam a2200121 a 4500
005			20140513081051.0
008			020606s19uu xx 00 eng d
050			_aP 372.7 _bHOW
245			_aHow many blocks?.
300			_aPoster
541			_eE306
650			_aCounting _xPoster
999			_c116332 _d116332