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Proof of Labor Records; (1859-1973)

Object Type: Folder
In Folder: Mining Records; (1850-1973)



Title
Description
Catalog Number

Indices to Proof of Labor Books; (1859-1973)

code 2230.3.1 (pdf)

Proof of Labor Files; (Loose Files)

code 2230.3.1 (jpeg)

Proof of Labor Books A-Z, 1-4; (1896-1960)

code 2230.3.1 (jpeg)

Index to Mining Affidavits; (1891-1919)

Code 2230.3.4 (pdf)

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