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Keywords: Rapatronic Picture 007.jpg Rapatronic camera is a high-speed camera with an exposure time as brief as 10 nanoseconds It was developed by Harold Edgerton in the 1940s This image is part of a sequence of photographs taken within milliseconds of ignition of an nuclear explosive s 1950 http //edgerton-digital-collections org/galleries/iconic/bombs Federal Government of the United States PD-USGov Uploaded with UploadWizard Photos taken with Rapatronic cameras Uncategorized 2015 March 27 |