On This Day in Pittsburgh History: December 28, 1934 

Dr. Albert Einstein visits Carnegie Mellon University and delivers his first major speech in several years. [Wikipedia]

Related: “Einstein’s (Relatively) Short Trip to Pittsburgh,” by Rick Sebak for Pittsburgh Magazine (2012).

Trivia: In the photo above, Einstein (left) is speaking to department store owner Edgar Kaufmann (right). Einstein was later a guest at Kaufmann’s mountain home, Fallingwater, designed in 1936 by Frank Lloyd Wright.