Sth peg a gt “ER Pale ws . , ead we ee ome abe at tah et ak OAa ay Dr. Dunham, ' in reviewing Dr, Harley's analyses, stressed the points that (1) there was no hazard at the present time, (2) the fallout material was Russian in origin because of the age of the material, . The problem is considered one of public relations, since the Government agencies involved were.worried about possible panic if the results were released wh thout a full understanding by the public, For that reason we vere asked to use extreme caution in the distribution of this information and it would be extremely unfortunate if the leak occurred in the United States, particularly in view of the friendly cooperation received from the Norwegians, We understand that the Norwegians plan to release the information at an early date, Finally, the Norwegian snow was not abnormally radioactive as compared to rain in the United States or elsewhere in the Northern Hemisphere, - 26 - Enclosure IV