Ralph Simmons and Robert Downing conversing

(L-R): Ralph Simmons and Robert Downing conversing, Credit Line: Department of Physics, University of Illinois at Urbana-Champaign, courtesy of AIP Emilio Segrè Visual Archives
Abstract/Description: (L-R): Ralph Simmons and Robert Downing conversing
Subject(s): Conversation
Eyeglasses
Blackboards
Portraits, Group
Simmons, Ralph Oliver
Downing, Robert W.
Credit Line: Department of Physics, University of Illinois at Urbana-Champaign, courtesy of AIP Emilio Segrè Visual Archives
Catalog ID: Simmons Ralph C2