Garrigue, Hubert RADIOACTIVITY IN THE AIR AND IN PRECIPITATION. Rendus 23, Comptes S84~5 (1956). Since May 31, 1956 (up to July 18) all preeipitation at the Puy-de-Dome summit has been polluted with ractoactive fission products. This is confirmed by a sampling in flight on June 15. 33. Gedeonov, L. I. RADIOACTIVE CONTAMINATION OF THE ATMOSPHERE, 2 313-25(1997) Translation); AtompayaEnergy g, 260-7 (Ente A review of foreign papers is a med on the study of radioactive contamination of the atmosphere, which is due primarily to diffusion of fission fragments from atomic tests. 75 references. 34. Gerlach, Walters; Zeising, Ilse; and Stierstadt, Klaus INVESTIGATION OF RADIOACTIVE FALLOUT. 2» 438-43 (1957) (In German). Atomkern An investigation was made to the amount of radioactive fallout present in rain, snow, dew, hoarfrost, etc., at various places for various months of the years 1956-57). 35. Glass, Bently , THE GENETIC HAZARDS OF NUCLEAR RADIATION. 21-6 (1957). §S¢lence 426, Present concepts of the nature of mutations are reviewe ed. The role of radiation in inducing permanent alter=ations of hereditary material and the nature of these Changes are discussed. 36. Greenfield, S. Me RAIN SCAVENGING OF RADIOACTIVE PARTICULATE MATTER FROM THE ATOMSPHERE. Meteorology 14, 115-25 (1957). 37. Herbst, W.3; and Sommermeyer, K. y~SPECTRA br RADTOACTEVE FALLOUT FROM THE ATMOSPHERE. Naturwissenschaften 4+, 392 (1957) Foils used for collectin radioactive fallout for the same y-spectra. (40 days). out. dust which were exposed to days, and grass ashes exhibit The peaks were npgechets: the following tegtopes (13 days) + La (In German) § half-lives in bgachets: |B 1 r95 (65 days) + Nb?9; and Rul Relative peak heights indicated age of fall1l —

Select target paragraph3