cellulose nitrate film

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cellulose nitrate film

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cellulose nitrate film

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cellulose nitrate film

87 Results for cellulose nitrate film

87 results directly related Exclude narrower terms

Oak Grove Project construction

Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing. Four of the individuals are standing below ground inside the machinery, while one stands further back at ground level. The building in industrial...

Oak Grove Project, intake

Photograph of Oak Grove Dam showing intake on river from high angle. To the right of the intake, a small wooden building is at the top of a hillside, with several electrical lines visible. Below the building, a large pipe goes into the hillside.

Oak Grove project, powerhouse

Photograph showing the Oak Grove powerhouse during construction. The Oak Grove Fork of the Clackamas River can be seen running alongside the building area, while a large pipe and possible flume extend uphill from the structure. A wooden trestle is...

Oak grove project, powerhouse

Photograph taken from a high angle and looking downwards at construction of the Oak Grove powerhouse, with the Oak Grove Fork of the Clackamas River visible at the left of the frame. Metal and wood framework can be seen throughout the image, with ...

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