Construction of a computer room addition at the base of the 150-foot tower telescope, Mount Wilson Observatory. An unidentified construction worker is seen working in the foreground. Some of the building's framing is seen behind the construction worker; what may be corrugated sheet metal is in front of the construction worker. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Building--California--Photographs Building construction--California--Mount Wilson Building sites--California--Mount Wilson--Photographs Buildings--California--Mount Wilson--Photographs Construction--California--Mount Wilson Construction equipment Construction workers--United States Corrugated sheet metal Framing (Building) Steel framing (Building) Photographic prints. (gmgpc)
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