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Raemer Schreiber: I think the only point that is of any interest in this regard to pick up is perhaps the fact that the group of us who came here to work on the so-called water boil reactor had been working together at Purdue University on the very first measurements of the so-called deuterium tritium […]

Richard Foster: This is Dick Foster. S. L. Sanger: Hi, this is Steve Sanger in Seattle. I wrote you a letter a few days ago after my conversation with Hanford. Did you get that? Foster: Yeah I just got home yesterday evening. Sanger: Do you have a few minutes? I guess I explained what we […]

John Healy: Hello. S. L. Sanger: Hello this is Mr. Sanger from Seattle, is this a good time to talk about Hanford, or no. Healy: Another one you may want to talk to is Carl Garmertsfelder in Knoxville. Sanger: In Knoxville, now what was his position? Oregonian said he was a radiation control manager. Healy: […]

Stephane Groueff: You remember this visit now? Norman Hilberry: Oh, boy. Groueff: Could you tell me about that part? Hilberry: This was one of the reasons why the pile got built under the West Stands. The Manhattan District had been building a building out in the Argonne Forrest out in the Park District to build […]

Stephane Groueff: Now you said that you had some opening remarks? William J. Sturm: Yes. In terms of what you would have said and what your colleagues have said you are interested in, it occurred to me to note that pretty generally insofar as the things that were done at Chicago are concerned—they were done […]

Stephane Groueff:  You personally you were in what department or building? You were directly working with Doctor [Arthur H.] Compton? Norman Hilberry: He called Dick Doan back in first. Dick had been one of his students. Well Mrs. H and Dick Doan had been, and Tom Johnson who is now with Raytheon, had been students […]

Stephane Groueff: One thing I don’t understand, and it’s a very ignorant question, but what was actually the difference between [Enrico] Fermi’s experiment in ’34 and [Otto] Hahn’s? Because, why do we say that Hahn was the first one, while Fermi also bombarded uranium? Lew Kowarski: I don’t it’s true to say that Hahn was […]

Alfred Nier: By the summer of 1943, the question came up, what I should do next? And I had a chance to – [J. Robert] Oppenheimer had gotten a hold of me and suggested I might come out to Los Alamos. Stephane Groueff: And you knew him? Nier: I knew him, yes. I had met […]

Announcer: You are listening to Extension 720. Here once again is your host, Milt Rosenberg. Milton Rosenberg: As we are tonight talking about the Hiroshima and Nagasaki missions, whose 43rd anniversary comes this weekend, we are talking with Robert Messer, Professor of History at the University of Illinois Chicago and with two participants in those […]

Announcer: Here is your host and moderator, Milton Rosenberg. Milton Rosenberg: Our guests tonight all know a great deal about the bombing of Hiroshima and Nagasaki, but from different vantage points, two of them from the vantage point of being up in the air and helping to drop the bombs. They are Fred Olivi, who […]