00306nam a2200133Ia 4500020001800000082000800018100001700026245005800043250000600101260002500107300000700132500000600139650002700145  a1-84557-335-8  a925  aJoseph, Mary 0aGreat Scientists The Wright Brothers  : A Life Story  a-  aN. DelhibRising Sun  a30  a5  aBiography Of Scientist