Date: | 1958 |
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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... |
Date: | 1935 |
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Description: | Group of Civilian Conservation Corps workers standing at a table saw. One man, probably a supervisor, wears a hat and tie. |
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