OOCUMENT SOURCE Lawrence Berkeley Laboratory Archives and Records Office Records Series TH (Ka fo| = | Ab Ex File Code No. Carton No. Folder No. Bp _ bl im ZAS Notes InT Found By ANTAr Adah tee. rt e C} é Dates. CR te ane etafoe 43 KGS: Well, it was primaraljyy the relationship hetween Hamilton and Seabord, who was right up at the top in producing +: elements and fsotopes. SSH: Well, plutonium had been produced7on the 60", had it not, —_a ifor the first cima? KGS: Well, I guess it had, for physical experiments. wasn't enough to use in animals. them, 11 milligrams of plutonium. But that (and1 was given, through It's in that plutonium reprint. Uitierpro! pdr—wary—around-these-webt-enongit&— —KGS+____Sweetter—theekground-neise}—~SSH: Now who would have been responsible for making a decision |wespa oo. ; to have plutonium set aside for biologicals? KGS: SSH: . KGS: Hamilton, through Seaborg. GYwould Stone have played any role in that? No, he was completely out of GeFthat part of it. ; He was Ridye. in Chicago and later Oakwell. SSH: freer Do you suppose Hamilton would have written to Seaborg and said, “Please give me a piece for biological experiments?” KGS: SSH: KGS: Yes.. That's how we got all fissionable materials, which festa A ot! . we eventually did and published on. That included S.werits sn~ . f ~ and. neptunium and go on. . 9 _Was that done by telephone, do-you-euppose?” think You couldn't make a phone call and have it stick. strictly top secret stuff. [interurhon] -te-you-wart-me-te-teke_that-egetnt— It was .