00349nam a2200109Ia 4500008004100000040001100041100002000052245008400072260005900156300001400215300001000229251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aJohn T. Endsall 0aProceedings of the National Academy Of Sciences of the United States of America  cJanuary, 1970bThe National Academy of SciencesaU.S.A  aP. 1-1141  bV. 65