BROOKHAVEN NAT’ NAL LABORATORY Memo to... Q.30.0... 0. LOT eens Depte occ 4015235 Letter’, Pevercl Lek, pkey Ze tGfaetanl bolBe fo Do} ed,een lacs etd « pn a fol. SHS 2 far ppoveetiony obo fre Pefl * ss oom ‘=B,oe POM. eect 0 a \ or Bex ’ . Bu Lak . ZZ ceeeeetneteeeteteneetee sees Depte no. cceecceereneeees Form 1128 toad woke cri BEST COPY AVAILABLE