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Map of Mother Lode Gold Belt in Amador County Showing Mining Claims and Areal Geology: Plate III

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Istituzione:UCLA Library
Titolo completo:Map of Mother Lode Gold Belt in Amador County Showing Mining Claims and Areal Geology: Plate III
Data di pubblicazione:1934
Editore:Sacramento : California State Division of Mines
Scala della mappa:1:63 360
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