Albert Einstein is welcomed to New York City by president of Columbia University, Nicholas Murray Butler, and Mayor Jimmy Walker, Einstein arriving by car, up steps, Dr. Butler, Mayor Walker. Albert Einstein visits Mt. Wilson observatory in California, telescope turning, Einstein looking through telescope, Einstein coming down in elevator, CU Einstein outside Observatory. Mrs. Einstein says goodbye as the Einstein's prepare to return to Germany. Crowd sees Einstein off and the Professor has some fun with his hat and with the crowd. Medical school named for Albert Einstein, Einstein with Dr. Samuel Belkin, President of Yeshiva University and Nathaniel Goldstein, Attorney General of N.Y. State. CU Einstein smiling.