DOCUMENT SOUACE Lawrence Berkeley Laboratory Archives and Records Oftico Records Series Title Fe oe ted oi +. ern <r EAD EAD Ao ES | ieee PeFFeAesse7] eyERE Oo) File Cede No. Carton No. 20 SSH: antehat was 1942, #6614 Csr KGS: ao that it was a little bit later.\ ee area a hehersalel Were you working with Paul Ewewesel? Well, Paul was very helpful in the Lab, and he was a very efficious guy. GoRobert Stone didn’t give him the credit fie deserves. He ran that militon volt X-ray tube from the beginning for Robert Stone, which he mentioned in his. letter. Ca¥he later became the ambassador of isotopes for the Atomic Energy Counisteer tow assoctation with him. I got interested in neutronsy this was in the late chines ¢ \nd I neutrons on had a very pleasant ompared thé-etfects of mouse cunedeag-and how| Fanrersered with the radtoactive phosphorous deposition fn we tissues. Cond neutrons were very useful in causing tissue danazep @aFthat was published, Paul did the neutron dosages, because I wasn't in any position to do it. Had they Begun cancer therapy at that stage? Yes, this was during the period where we had the 60-aneh cyclotron at Crocker Lab. SSH: Can you tell me about the decision to try neutron therapy on patients? Were you involved with that in any way? Well, when we founds those funny particles were neutronsg‘no one knew what a neutron was in those days frerybody got in the acypfnd I did my study, which I'm still very proud of. (AnPie's a very useful tool. Some Many years later some Russians thought they fad discovered this effect of neutrons on the distribution of radionucl@jdes tn the body. (Ang they published thefr great experiment as proof) aadI sent a reprint