Conversion of energy into mass

In Paris in 1933, Frederic and Irene Joliot-Curie took a photograph showing the conversion of energy into mass., Credit Line: Archives at Curie et Joliot-Curie, please contact Archives at Curie et Joliot-Curie for usage permission.
Abstract/Description: In Paris in 1933, Frederic and Irene Joliot-Curie took a photograph showing the conversion of energy into mass.
Subject(s): Energy
Date Created: circa 1933
Credit Line: Archives at Curie et Joliot-Curie, please contact Archives at Curie et Joliot-Curie for usage permission.
Catalog ID: Joliot-Curie Frederic H2