Building site of the 100- inch telescope observatory dome, site as seen from the 150-foot tower telescope; construction on wooden mold for pier, Mount Wilson Observatory. An outbuilding is barely visible behind the trees in the surrounding area. The San Gabriel Mountains are in the background. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Building sites Construction projects Foundations Buildings Mount Wilson Observatory Astronomical observatories Trees San Gabriel Mountains (Calif.) Photographic prints. (gmgpc)
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