(Left to right): Walther Mayer, Albert Einstein, Walter Adams, and Edwin Hubble on the catwalk of the 100-inch telescope dome, Mount Wilson Observatory. All four of the men are wearing suits. Trees are seen on the ground, below the observatory's exterior balcony. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Mayer, W. (Walther), b. 1887 Einstein, Albert, 1879-1955 Adams, Walter S. (Walter Sydney), 1876-1956 Hubble, Edwin Powell, 1889-1953 Astronomers Physicists Scientists Suits (Clothing) Mount Wilson Observatory Astronomical observatories Balconies Trees Group portraits. (gmgpc) Portrait Photographs. (aat) Photographic prints. (gmgpc)
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