This lithograph by Leo Vartanian has the busts of (l to r) Leo Szilard, Arthur Compton, Enrico Fermi, and Eugene Wigner, as well as a recreation of the CP-1 experiment.
litograph
University of Maryland Radiation Facilities
Nuclear Reactor-Panoramic Irradiator-Linear Accelerator
Imagine my surprise when I realized I have this print in my home, just not on display. I believe it must be one of the original 50 or so given out, with the brown mat and chrome frame