there is only one person approached and that is robert oppenheimer. they interview oppenheimer and he now says well, yes, the story i gave back in august of 1943 to pash and was a fabrication. the true story is only that i was involved and i didn't cooperate. that incident, both versions incident. slide, please. u.s. government saying that you could not open a door without finding robert oppenheimer behind it.

there is only one person approached and that is robert oppenheimer. they interview oppenheimer and he now says well, yes, the story i gave back in august of 1943 to pash and was a fabrication. the true story is only that i was involved and i didn't cooperate. that incident, both versions incident. slide, please. u.s. government saying that you could not open a door without finding robert oppenheimer behind it. he was chairman to the atomic energy commission. the atomic brain trust that had people like nobel provides winner on it. a very -- it is called the atomic brain trust. a very powerful and influential group of scientists who made controversial recommendations. against the air force's nuclear powered bomber, against the aec's own program to launch a crash effort to develop civilian atomic power reactors. the gac believed they were too dangerous. but most importantly, against the hydrogen bomb. in october in 1949, the gac will advise almost unanimously that we -- this country should not perceive the development of the next step of weapons of mass d

so the real target for the soviets early on by 1942 was actually robert oppenheimer. because not only oppenheimer's own political background but because of his associations, his friends and his family. next slide. kitty oppenheimer had been married before to joe dalet. dalet was killed fighting in spain in 1937. kitty -- i shall not tell the rest of the story later. next slide, please. before robert married kitty, he was -- his girlfriend was jean tatlock. he met her at the house on shasta road. jean had been a member of the party. jean is one of the people introduced robert to other members of the party, party recruit irz. active in the spanish loyalist cause as well. but she is the one who according to oppenheimer's graduate students, really had the most civilized influence as well as politicizing influence on oppenheimer. causing to be interested in poetry and especially the poetry of john dunn. next. frank oppenheimer who was a member of the party, he joined when he was a graduate student down in cal tech. a graduate student in psychics. he had joined the rank and

>> next week on history book shelf, brotherhood of the bomb, tangled lives and loyalties of robert oppenheimer, ernest lawrence. the book tells the story of the physicist who created atomic bombs dropped on japan at the end of world war ii. history book shelf airs on american history tv every saturday at noon. >> hosted by cable partner c-span's content vehicle visited many historic sites in shreveport, louisiana's third largest city. learn more about shreveport all weekend long on american history tv. >> we're in our doctor's office. pioneer medicine . modern medicine evolved over a long period of time. pioneer medicine stayed stagnant without a lot-of- changes. it was archaic things in this area. they were doing blood letting, leeches, doing things that modern medicine kind of has found upon but we know some of those have come full circle. you consider that, the things we take for granted today when we go to the doctor, things like instruments being as germ free as possible, or the doctor has washed his hands before he decides to work on us of the tools are sterilized. modern painkillers. an

this weekend on history bookshelf, >>> the tangled lives and loyalties of robert oppenheimer, ernest lawrence and edward teller the making of the atomic bombs dropped on japan at the end of world war ii. it's about an hour. >> lawrence is the man of buoyancy and bounce as david lillian that you will once said, the consummate organizer, the man who actually deserves more credit than he has received for organizing the atomic bomb project. that would have been nothing had it not been lawrence to get things rolling. hirst operation at oak ridge was the operation that separated the u 235 to u 238 with the so-called calutrons named after the university of california. if there had not been a lawrence there would have been no atomic bomb at least not on the schedule it was completed. lawrence was in many ways the sourcer's apprentice. built the great psych la tron. wanted to push forward the frontiers of knowledge but instead it will be modified to separate the uranium for the bomb that's dropped on hiroshima. hence the unintended consequences of scientific intervention and next line, i foun