e 'AL?T tS HTHLMO'0W. ! i8, :. itot disprove the existence 'of a body 'periodicity, they ,nd; to show the 'fMMrance of mu lar adtivity in deteruining the maximum of the diurnAl varkition.
No takes yet. Share an insight, caveat, or question.
T. H. Butler (1908) studied this question.