Albert Einstein playing the Violin

In one of his rare public appearances as a musician, Professor Albert Einstein, left, plays a violin on Jan. 24, 1941 at Princeton, New Jersey, in a recital for the benefit of the American Friends service committee for the refugee children in England. Gaby Casadesus, concert pianist and wife of the French composer, Robert Casadesus, is at the piano, Man at center is unidentified.

Picture dated 1931 of German-born Swiss-US physicist Albert Einstein (1879-1955), author of theory of relativity, awarded the Nobel Prize for Physics in 1921, playing the violin.