Construction of the coelostat pier for the Snow telescope, as seen from the north, Mount Wilson Observatory. Some of the construction site, including a foundation, is in the foreground. The pier being built is beyond it. On the far left, a wheelbarrow lies on its side. Several unidentified construction workers are in the area; they are using ropes and pulley to move a loaded wheelbarrow. Shrubs are in the background. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Construction--California Foundations Construction workers--United States Construction equipment Wheelbarrows Rocks Lumber Shrubs Trees Mount Wilson Observatory Photographic prints. (gmgpc)
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