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Photograph

Construction Workers at Dam Site

Date: 1958
Description: Construction workers O.R. Williams, Fred Mappin, and Rober Garner at the site of the Mammoth Pool Dam on the San Joaquin River in the Sierra Nevada Mountai...
Photograph

Diver at Work at Power Dam

Date: 04 12 1912
Description: A diver posing with other workmen at the power dam construction site prior to assessing underwater damage.
Photograph

Workers at the World Trade Center

Date: 1970
Description: Three construction workers standing near a truck outside the office for the Sand Chapter of Mechanical Contractors at the construction site for the World T...

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