Copy No, 18 of 21 Series A, ATOMLC ENERGY COMMISSION REVISIONOF THE HANDBOOK "THE EFFECTS OF ATOMIC WEAPONS" Reports to the General Manager by the Acting Director of Military Application THE PROBLEM 1. To cxsidis the declassification of effects information for ylei’s up cto 100 MT for inelusion in the revision of the handbook "The Effects of Atomic Weapons", and to consider a reply to ODM letter dated April 15, 1955. . SUMMARY, 2, By action on AEC 762/2 at Meeting 1082 on May 18, 1955, the Commission approved declassification of a number of items so that such information could be included in a revision of the handbook "The Effects of Atomic Weapons". However, the require- ment for projecting such information up to yields of 100 MT was questioned since the President, after Operation CASTLE, stated* "We know of no military requirement that could lead us into the production of a bigger bomb than has already been preduced" and because the inclusion of such information in the handbook would probably lead to a general assumption by the public that such weapons were beingstockpiled despite the President's statement, “Statement made during Press Conference April 7, 1954, Under White House rules, the President must not be quoted directly. Therefore, this statement from an unofficial transcript must be paraphrased before any use is made of it, “-RESTRICTERD-DATAThis document contains restricted data ar defined in the Atomic Energy Act of 1954, Tts transmittal cr the disclosure of its contents in any manner to an unauthorized person is prohibited.