Trinity Test at .044 seconds, taken with Berlyn Brixnerís high speed camera, which will be on display at the museum. Photo : Los Alamos National Laboratory Archives. Camera loan from Bradbury Science Museum, Los Alamos National Laboratories.

From the press release:
Rubensteinís Critical Mass featured in upcoming ĎAtomic Historiesí Exhibition



Note: Representative image at left is often cropped for display purposes. Downloaded high-resolution images are not cropped.