Francis Pease seated at the cassegrain focus of the 100-inch telescope, Mount Wilson Observatory. Pease is seated on an elevating platform. 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 Telescopes Optical instruments Astronomical instruments Elevating platforms Mount Wilson Observatory Astronomical observatories Observatory domes Interiors Portrait Photographs. (aat) Photographic prints. (gmgpc)
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