eal, Nien cies muctthachitiaitdaitaaats nid ais L ul Bao ie ACTIVITY ON AR FLTERS . Gsmamerer® ® ACTIMITY ON GUMMED PAPERS PRECHNTATION dantt*seay {oQymanespaper eutrety wes than 20 6/m/tt* dayancounty Oey teorane,Towrene, mma Orde fine exraty bate OS ¢/msmerer’ on conection soy Keactrory ettripyted to KING WEW TEALANO . Figure A.1 a Shenbere sn parentheses beheved te be for wrens ény or Stanen oy etnerues mi error Radioactive faliout in the 24-hour period beginning 1830 G.C.T., 1 Nov. 1952 62 ~ 4.