Construction of a water reservoir, Mount Wilson. Several unidentified construction workers stand near the formwork for the concrete foundation. The concerete mixer is seen on higher ground, above the construction site. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Construction workers--United States Concrete construction--Formwork Concrete construction Concrete mixers Shovels Construction projects Construction equipment Reservoirs Photographic prints. (gmgpc)
If you're wondering about permissions and what you can do with this item, a good starting point is the "rights information" on this page. See our terms of use for more tips.
Share your story
Has Calisphere helped you advance your research, complete a project, or find something meaningful? We'd love to hear about it; please send us a message.