Medicine: Blood

Bad enough it was, thought Mrs. Irene Smith, Livingston, N. J., mother of seven, to be divorced for adultery. But when her onetime husband, a Milburn, N. J., policeman, refused to support her youngest child because he believed the divorce corespondent, one August Schildknecht, was its father, Mrs. Smith protested.

She had heard that there were blood tests to decide putative paternality. Her information was imperfect. There are four kinds of human blood, called in medicine Groups I, II, III, IV. Only if a child's blood differs from that of both its parents', is it probable that the man is not the...

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