the purpose of discussing Ivy evacuation planning in so far as such plans aredependent on effects predictions of blast, thermal, water waves, and radiological conditions. \ Among those present at the conference were Maj. Gen. Clarkson and a number of representatives of JTF-132 , CDR Baird of TG 132.3, Dr.Roger Revelle from Scripps Institution of Oceanography, Mr. D. L. Narver, Sr., and other representatives of Holmes and Narver, ur. Paul Spain of the AEC, Iniwetok Field Office, Mr. RogerWarner of Cambridge Corporation, Col, James W. Thomson and other representatives of TG 132.4, Dr. EverettCox of Sandia Corporation, as well as a number of representatives of the Los Alamos Scientific Laboratory and TG 132.1. As a result of tnis conference important policy decisions regarding evacuation planning were reached. Ce was concluded that structural ddiiage on Parry and Eniwetok Islands should be very minor. Such preceution- ary measures as are reasonably easy to take - labor-wise, time- ~50- St