Nuclear Physics: Historical Fallout

Q. Mr. Greenglass, addressing yourself to the Government's Exhibit 8, if you please, is that a cross section of the atomic bomb?

A. It is.

Q. That you gave to Mr. Rosenberg?

A. It is.

As a result of Manhattan Project Machinist David Greenglass's secret testimony in 1951, Julius and Ethel Rosenberg were executed for giving the Russians what the U.S. prosecutor described as a sketch of the 1945 Nagasaki "Fat Man" atomic bomb (see cut). For purportedly aiding the Rosenbergs, Morton Sobell got 30 years. But was the sketch substantially accurate?

The...

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