![](http://www.alamy.com/thumbs/6/5D0062D8-2BD7-467F-A62D-CD0A087C6142/D4WX54.jpg)
Hall, District Field Worker UMWA, Gives Oath to Miners Joining Union
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Photo credit: © PF-(usna) / Alamy / Afripics
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Keywords: .., archives, black, blackmountaincorporation, coal, coalminers, coalmines, corporation, county, gwhall, hall, harlan, harlancounty, harlancountykentucky, historic, history, kentucky, kenvir, kenvirharlancountykentucky, kenvirkentucky, labor, miners, mines, mineworkers, mountain, nara:arcid=541282, national, organized, organizedlabor, umwa, unions, usa, usnationalarchives, workers