The 50-foot interferometer and building, Mount Wilson Observatory. F. G. Pease stands on a wooden platform near the interferometer. An unidentified man stands to his right. Trees are seen in the surrounding area. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Pease, F. G. (Francis Gladheim), b. 1881 Astronomers Scientists Men--California--Mount Wilson--Photographs Interferometers Astronomical instruments Buildings--California--Mount Wilson--Photographs Trees Photographic prints. (gmgpc)
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