° eo -l@é- anesthesies have been nade under conditions which simulate those in the facific. 140 lerge surface burns have been produced by the scanning technic utilizing the focussed been of o lerge searchlight, and 1°€ smaller burns have been croduced with megnesium flares. lV Impression of Value of Data which will be obtained and problems left unsolved. I don't think thet the bio-medicel progrem could have been ol nned in a more direct or Simple wey in order to get the desired information. some of the tests are more straight- forward than others and vrobably heve a better chance of Siving good data. Subject to BoP veer eh nh fanswar, Thur, the biological dosimetry is not the neny unknown ve riebles which determine for example survivel studies. These tests seem to me to be excellent and should give valuable informetion. The lethal dose studies are sound, elthoigh unexrected variations in radi: tion flux (due to bomb efficiency) may interfere with the interrretation of the lerge mnimel studies which are based on a reletively few grouns of animsis. The mouse survival Studies should give good nessures of the neutron snd ganya ray ef*ects orovided that some of the intengible factors of this tyre of study do not distort the results. ogy and histolosicel studies, The hematol- although performed on a limited number of animels, should also give gord data. The numbers of “nimal3 in ¢ech groun is Statistically sound, but I am enoizh of a biolosist on the smell side. thoroushly olanned. to feel thet the semnle size mare The thern.] studies have been very “The factors which could interfere with pO® ARCHIVES