& PATE January 28th, 1847 Reques$ fer information en sulphur and phosphorus neutron capture orosssections UNCLASSIFIED | | | yw : , ‘SUBJECT: Enclosed te a olacsifie letter from Dr. Herbert | Seorilie ef the Wavy Department, Joint Crossroads Committee. In this letter, he requeste information regarding the energy distribution of ook Sein: fast fissionpeutrens. le aleo asks for information regerding the neutron eapture erosa-sections of sulphur and phosphorus. — ARE + : -y wet iy jt . This information is of eonsiderable importance to the crossroads committee in order that they may interpret data taken i at crossroads in terns ef the physiological significance of the SBirute" sete a a. meutrons emitted fram the bomb, They also request information regarding ‘ your measurements ef fast neutren flux from the Bikini tests. > FAD I ean see no reason why the comittee whould not be given this information. If you will write me a letter regarding the questions Dr. Seoville asks, I will clear it through the proper ehannels | and send it to the Crossroads Comittes. y 4 | 3 | i think it would be appropriate also for you to refer then to your report LANS-447 and to Li report $616. These documents oe : should ve avallable te the Crossroads Committee as I imderstand they ee Pat eee - . “ ovens te the NganatinDistriet files, : a”7 1 ee ; te Piece ot Sonat ars oa ee os oe oe “wvoussmen rtp angi ee ately ey so . - fd cere ee , tee . . ee . : , ‘ 2 ee ~ i r% ’ ? ne oon gamefone mene Mia ae watoho tind + eae Qakag \e oe