Stone crusher and form for pier for 60-inch telescope dome, Mount Wilson Observatory. Unidentified construction workers are spread out around the construction site. The stone crusher machine is seen on the left-hand side of the photograph. Near the center, within the wooden form for the pier, is a man with a wheelbarrow full of stones. Lumber and other construction materials and tools are in the construction area. Trees are seen in the surrounding area and background. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Construction--California Construction equipment Construction projects Stone and ore breakers Wheelbarrows Lumber Construction workers--United States Mount Wilson Observatory Mount Wilson (Calif.) Trees Photographic prints. (gmgpc)
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