2 ~ ae ew . oy | . s Re Bove ~ TABLE NEW'HAVEN DUST-FALL EXPERIMENT sr? Activity in me /mi= Dust-Fall Month 0.38 March, 1956 April 1.55 * 0.59 May 0.60 0.12 June 0.56 0.01 0.01 July August % 0.53 0.02 Memorial Building sample omitted. Note: Gummed film values have not been corrected for efficiency. - 16 - a pay jeOL