ESTIMATE OF INFINITY y DOSE FROM SUMMED FILM STATION #_221 LOCATION__ST,LOUIS,MISSOURI 124 , 1222 Best 2256 Forma. 1257 : : i. Jan, 0,Oxx O.1* 0.4* 0.7 Feb. 02 9 19% 1.2 March 03 11.8 2.8 1.1% 1.7 April 6 4.7 3.3 9 3.0 May 6 20.3 3.9 2.3 2.1 June 9 6% 7 2.2 July 6 74k 1.8 Aug. 9 .2% 1.0 L,Le. Sept, 4 .2* 2.0 2.2 Oct. 6 be 6 1.6 Nov, 26 6 ov) 03 6.0 13.9 Dee. 9H TOTAL ’ oo 5.2 dq [f ; 3.3 4 - Lo 12.6 20.3 - _— roo Formule Best Est. Best Jan, 0.9 1.2 Feb. 1,6 1.8 March 2.9 4.1 Pre-1954 April 4.6 3.7 1954 6.0 May 1.7 Aad 1955 13.9 June 1.8 vy) 1956 12.6 July 3.4 4 1957 20.3 Aug. 1.2 22 1958 22.6 5 al 1959 16.6 Oct. 1.0 ol Nov. 1.9 0 Dec. ji P 7 . Fe. k r F rE ! “ F re i 2 } bi po Pd ® . 16.6 Fr b b . — 22.6 : b ka TOTAL Total - Sept. 4.8% *