Emilio Segrè Visual Archives

More than 30,000 photos of scientists and their work

Simpson John C1

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Simpson John C1

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Image title: 
John Simpson and James Van Allen discuss preliminary estimates
Credit line: 
NASA, courtesy AIP Emilio Segrè Visual Archives

(L-R): John Simpson and James Van Allen discuss preliminary estimates of Jupiter's intense radiation belts at Ames Research Center in Mountain View, California

Photo date: 
circa 1974
Original format: 
2 photographic prints (black and white; 10 x 8 inches and 5.5 x 4.5 inches)
Simpson, John A. (John Alexander), 1916-2000
Van Allen, James A. (James Alfred), 1914-2006