. a wee nem *, £1 - , . , 33- - me reeetege, - re - re egaonen ion eee — - ard Dr, Rabi next presented the GAC's notion on the essentiality of wo Neveda Crownae the use of the Nevada Proving Grounds and its agreement with the recom. mendations of the NPG Committee, except for the 10-shot/12-month limit, Dr. Smyth and Mr, Zuckert commented on the growth of tension during 8 long series; and Mr, Zuckert said that from this standpoint even a 10-sh limit was too high, Dr, Fisk suggested that it might ease public relations if the Commission would stress the defensive as well as the retaliatory role which atomic weapons could play.| The defense of the _ country would be a real selling point for public acceptance of the tests Dr. Smyth was somewhat doubtful that arguments should be used which youl put one in the positdon of bargaining with the public. Dr. Rabi said the tests were so important that it would be well to spend additional money to evacuate people from danger areas if that became necessary. Dr. Rabi expressed the Comittee/a congratulations on the successfu ee _ 7, ~ ee tests. | He also said that | execution and outcome of the [gummi . 7 Ow . the Committee was gratified to learn from the discussion with Dr. Pittman that the need for 200 g/T plutonium could be met with the existing and projected separation plants, without loss of production. (Appendix C, item 1) Dr. Rabi next reviewed the Committee's position on BS and "Z00 g/T" plutonium, as earlier agreed on. Pu He brought out the Committee's feeling that the statement in Dr. Bradbury's letter on this subject may have been premature and should be revised tests ere completed and the data reviewed, after the Castle DOE ARCHIVES The desirability of measuring cross sections bearing on the yields