H.E. Edgerton under water in a swimming pool, holding a camera and flash; likely at MIT. Published on January 4, 2013 in Remembering “Papa Flash!” the MIT Professor who Brought Vision UnderwaterFull resolution ( × ) ← Previous Next → H.E. Edgerton under water in a swimming pool, holding a camera and flash, likely at MIT. Courtesy of the Harold Edgerton Digital Collections Project