ESTIMATE OF INFINITY y DOSE FROM SUMMED FIIM LOCATION DELF RIVER, ONTARIO, CANADA STATION #__515 Jan, 1935 FormaBest <2 1237 Forms.Est, 0.2 Best 0.2% Feb, 1 4 .l* +2 March ol i) 02 2 April 3 2.8 1.1 1.0% 8 May 3 9.9 2.8 1,0 7 June 2 4% 3 7 July 2 -O* 4 1.3 Aug. ol ot 22 3 Sept. 1 oh 3 1,6 Oct. al 1 3 2 Nov. al 12 oo 3 Dec. ert —l wees te 1.7 6.0 4.8 id TOTAL . 2228 1259 Jan, 0.1 04 Feb. ob 3 March 25 8 Pre-1954 2.8 April 1,0 2.6 1954 1.7 May 1.7 2.3 1955 6.0 June 1.5 9 1956 4.8 July 1.1 8 1957 6.7 Aug. 4 3 1958 9.9 Sept.. a) 2 1959 9 Oet, 1.5 1 Now... 1.2 el 8 a 9.9 9.5 Dec TOTAL om # wok a @ & Total ok 41,0 Room Fee 12% , Best 0.0