00533nam a2200193Ia 450000500170000000800410001724500890005810000200014726000340016730000230020130000110022449000170023502000220025205000180027454600120029233600090030433700150031333800110032820260803094014.0251212s1996    xx            000 0 und d1 aI wonder why zips have teeth and other questions about inventions /cBarbara Taylor.  aTaylor, Barbara  aDanbury,CT :bGrolier,c1996.  a32 p.: bcol. ill.  c29 cm.  aI wonder why  a978-0-7534-0525-3  a608 T21z 2008  aEnglish  aText  aUnmediated  aVolume