Maurice de Broglie

English: Louis-César-Victor-Maurice, 6th duc de Broglie, generally known as Maurice de Broglie (April 27, 1875 – July 14, 1960), was a French physicist.

• 
  Photograph of participants of the first Solvay Conference, from 1911.
• 
  Second Solvay Conference on Physics, Brussels, 1913.
• 
  Third Solvay Conference on Physics, Brussels, 1921.
• 
  Seventh Solvay Conference on Physics, Brussels, 1933.