Edwin Hubble Albert Einstein
Nov. 15, 2024
German-born theoretical physicist Albert Einstein, visiting Mount Wilson Observatory, in California. Also present are astronomers Edwin Hubble, back, second from left, Walter Sydney Adams, centre, in hat) and William Wallace Campbell, far Arthur King, Edwin Hubble, Walther Mayer, Albert Einstein and Walter Adams, Mount Wilson Observatory — Calisphere Group portrait of Albert Einstein, Edwin Powell Hubble, and other scientists at the California Institute of Technology. - Photographs - Huntington Digital Library Edwin Hubble Albert Einstein