Albert Eintein in 1930, with Niels Bohr, at the Solvay convention, photo by Paul Ehrenfest
Albert Eintein in 1930, with Niels Bohr, at the Solvay convention, photo by Paul Ehrenfest
Albert Eintein in 1930, with Niels Bohr, at the Solvay convention, photo by Paul Ehrenfest