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Estados Unidos Geological Survey. (19). Longitudinal section of forest Lode, evergreen mine. U. S. Geological Survey.
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Estados Unidos Geological Survey. Longitudinal Section of Forest Lode, Evergreen Mine. U. S. Geological Survey, 19.
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Dyfyniad MLA
Estados Unidos Geological Survey. Longitudinal Section of Forest Lode, Evergreen Mine. U. S. Geological Survey, 19.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.